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Tuesday, December 24, 2024
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Sheet Metal Material and Labor Summary

Chapter #4 – Sheet Metal Material and Labor Summary

On the MEP Academy Estimating Spreadsheet you will find a page that summarizes all the sheet metal material and labor in a neat format for your review. No matter what type of estimating software or program you use to analyze your estimate, you should have some form of summary review. This page is a snapshot of all the sheet metal material and labor required for this project.

Sheet Metal Rectangular & round Material and Labor
Sheet Metal Rectangular & round Material and Labor

Sheet Metal Field Material & Labor Summary

The upper portion of the sheet metal summary covers the Field Material and Labor, while the lower half covers Shop Fabrication for those companies that have their own shop.

Rectangular and Round Duct & Fittings

Whenever you do a takeoff for sheet metal it’s always preferable to keep rectangular duct and fittings separate from round for better analysis.

Sheet Metal Rectangular & Round Material and Labor
Sheet Metal Rectangular & Round Material and Labor

If you are using an estimating software program for your takeoffs then this information should be readily available. This is where you put the summary of the information from your takeoff. Items like the total linear feet and pounds of ductwork and fittings for rectangular and round, along with the material cost and labor hours.

Field Misc

This is an extra line item on the estimating spreadsheet to allow for anything not previous covered, as various projects may require something not covered.

Sheet Metal Misc
Sheet Metal Misc

Sheet Metal Specialties (See separate Estimating Tab)

Sheet Metal Specialties were covered in the Field Installation chapter and this provides a line item summary of those items. Also, see below for the actual Sheet Metal Specialties page of the MEP Academy estimating spreadsheet for an explanation of that page.

Equipment Labor (See Equipment Labor Chapter)

This line item is a summary of all the labor required to rig, set and install all the equipment and accessories as explained in the chapter on Equipment Labor in the Sheet Metal Field Installation course.

Productivity Adjustments ( See Field Labor Adjustments Chapter)

This is the line item that summarizes all the labor adjustments to the benchmark labor. This line is a quick reference to how much labor was adjusted from your database standard. See the chapter in the Sheet Metal Field Installation course for more details on adjusting field labor.

Material Handling

Sheet Metal material handling can take considerable time depending on the project conditions. If you are working on a high-rise building and need to get your sheet metal from the truck located at the truck dock on the first floor at the back of the building all the way up to the 20th floor, then you will need to add additional labor for this, as this is not considered part of the installation hours.

If you have the MEP Academy Estimating Spreadsheet then just add a percentage value and the spreadsheet will automatically calculate the hours based on the total field hours, if not, then add the appropriate hours to your own spreadsheet.

Material Handling
Material Handling

Consumables

When installing sheet metal there will be items that get consumed in the process, such as duct tape, sheet metal screws and duct sealer to name a few. If your estimating software doesn’t cover these items then you will want to add a small percentage here to cover these consumable items.

Punch List

At the end of the project there is a punch list generated by the owners representative, whether that is a general contractor or other intermediary, that will list those items that need to be corrected before the project gets a final signoff from the owners perspective. This will allow you to issue a final billing less any required retention.

Cleanup

The cost for cleanup can go under general conditions or under the specific trade that is performing the work, such as sheet metal or HVAC piping. Add the cost for a laborer to sweep up daily trash accumulated by your crew during the day. Usually this includes shipping boxes and scrap material from the installation materials.

The specifications often have a requirement that you clean daily, and if not, then the general has the authority to cleanup your mess and back-charge you for their cost.

Sheet Metal Detailing

Most new construction projects of any significant size will require some form of detailing. This is where you will have a sheet metal detailer draw up shop drawings for the fabrication and installation of the sheet metal. Their responsibilities include reviewing all the other trade drawings to ensure that the ductwork and equipment will fit in the allotted space, and to coordinate with the other trades to resolve any conflicts.

Detailing Supervision
Detailing Supervision

Your company should have historical data on how long it takes to detail a project based on the size of the project your working on. One way to determine the hours required is to consider the following;

How many drawings will be required by the detailers to create the shop drawings and detail pages required?

MEPAcademy Sheet Metal Detailing Calculator
MEP Academy Sheet Metal Detailing Calculator
  1. How long will it take to familiarize themselves with the project?
  2. How many floor plans and roof drawings will need to be created and how long does it take for each?
  3. What other specialty drawings will need to be created? Some specialty drawings could include detail pages, equipment pad sizes and locations, wall/floor/roof opening drawings, seismic point locations.
  4. How many asbuilt drawings will be required. This should match the quantity of floor & roof plan drawings, as these are the drawings where you will indicate how the ductwork was actually installed as opposed how they were originally drawn on the construction drawings.
  5. You will require some form of field detailing. If you have a software program that integrates the detailers and the fabrication shop then some of this will be automated as the system will just transfer files from the detailer to the shops computer.
  6. Coordination will be required to work out the different trades and the clashes that normally occur. If you are using clash detection software like NavisWorks, then this will be made a much similar operation, but still required.

Sheet Metal Supervision

This is the cost for project labor supervision that is not part of the field installation crew. This person supervises the labor but doesn’t actually install anything themselves. Smaller companies may use the project foreman to provide double duty, but the supervisor will be required to visit all the other projects that are under construction at the same time, and to make sure that the field labor has what they need to accomplish their work and resolve any issues that may arise. Smaller non-union companies may use various other personnel to handle this work, such as a project manager or roving field foreman.

Figure how many hours per week that they might visit the project site and how many weeks the project will be under construction. You can also just use a percentage for the total labor

Option 1 (hrs per Week)

6 Hrs/week x 12 weeks = 72 hours

Option 2 (Percentage of Total Labor)

Total Field Hours x Percentage

720 Hours x 10% = 72 Hours

Sheet Metal Material & Field Metrics

Sheet Metal Metrics
Sheet Metal Metrics

One of the important duties of an estimator is to keep track of cost metrics. In order to do this, you’ll need to start collecting data based on projects that have been completed. In addition to completed projects, you will measure estimates that are currently being proposed. There are several metric calculators in the MEP Academy Estimating Spreadsheet that tracks various values. Make sure that the spreadsheet you use can track metrics that are important for your company’s success.

Sheet Metal Field Parametric Ratios
Sheet Metal Field Parametric Ratios

Some of the metrics that the estimating spreadsheet measures is the cost per pound and cost per linear foot. You should know what you are paying per pound for the rectangular and round sheet metal that you are purchasing, especially rectangular.

Material – Cost per Pound

Material & Labor – Cost per Pound

Material – Cost per Linear Foot

Material & Labor – Cost per Linear Foot

Another good metric to look at is how many pounds per square feet the rectangular and round are determined to be. This can be used in budgeting future projects that are not yet completely designed.

Labor Productivity – Linear Feet per Man Day

Labor Productivity is also measured as can be seen by item #2 in the above image which calculates the Linear Feet per Man Day. This is how fast the rectangular and round ductwork and fittings are going to be installed according to your current values in the spreadsheet. You can make adjustments to these values by calculating new productivities for each line item by using the MEP Academy Labor Productivity Calculator as shown below.

Labor Adjustment
Labor Adjustment

The productivity adjustment allows you to adjust the labor that you got from your estimating program, if not already adjusted within the program. Item #1 above shows that we adjusted the rectangular ductwork to 20 LF/MD, and the round to 40 Feet/MD, which gave us an overall add of 128 hours (item #2 in above image). This would be manually entered under the Labor Productivity line item.

Sheet Metal Shop Material & Labor Summary

This section is for those that own their own sheet metal fabrication shop in addition to the Warehouse/Delivery line items. If you have an estimating program to do your sheet metal takeoff, then these values will be generated automatically.

Sheet Metal Fabrication Summary
Sheet Metal Fabrication Summary

Fabricated Rectangular and Round Duct & Fittings

If you fabricate your own ductwork or use an estimating program that provides raw material and labor data then this is where you would put it in order to get the metrics needed for analysis. With the material cost, labor hours and total pounds of sheet metal fabricated the MEP Academy Estimating Spreadsheet will automatically calculate the Material Cost per Pound, and the Labor & Material Cost per Pound.

Sheet Metal Shop Material Labor Summary
Sheet Metal Shop Material Labor Summary

Sheet Metal Fabrication Shop Specialties

This line item cost is carried forward from the specialties sheet covered below.

Shop Fabrication Productivity Adjustments

This is the line item that summarizes all the labor adjustments to the benchmark labor. This line is a quick reference to how much labor was adjusted from your database standard. See the chapter in the Sheet Metal Shop Fabrication course for more details on adjusting shop labor.

Warehouse / Delivery

All those materials that are fabricated in your sheet metal shop must be trucked out to the jobsite. This category is provided to cover that cost. You may calculate your cost based on the amount of sheet metal pounds one truckload can carry or by some other means. Whatever means you use, put the cost here on the delivery line item.

Your warehouse cost will include shipping and receiving material and equipment related to the operations of the business and for the project your bidding.

Shop Fabrication Metrics

Just like the field metrics there should be the equivalent fabrication metrics. How many pounds per hour is the shop fabrication productivity (item #5 in below image). This is something that your fabrication shop should know and be tracking. You will adjust these values to match what your shop can actually produce. Use the Productivity Adjustment line below to make adjustments to the shop labor productivity.

Fabrication Shop Metrics
Fabrication Shop Metrics

Another good metric to track is how many pounds of ductwork per square feet does this particular project require (See item #4 in image). This is useful if you are budgeting a project that hasn’t been completely designed, but one where the owner or general contractor would like a budget on.

Sheet Metal Specialties

We covered the various types of sheet metal specialties you might encounter in our Sheet Metal Field Installation Course. Here we want to show you how to record and provide cost for those items.

Sheet Metal Specialties Estimating Spreadsheet
Sheet Metal Specialties in the MEP Academy Estimating Spreadsheet

The above image is from the MEP Academy Estimating Spreadsheet.

Item #1 is where you would list the sheet metal specialties

Item #2 is the quantity required for the project your bidding

Item #3 is where you provide the unit cost for material and labor for the Fabrication Shop

Item #4 is where you provide the unit cost for material and labor for the Field Installation

Get the MEP Academy Estimating Spreadsheet here >> MEP Estimating Spreadsheet

Understanding the MEP Estimating Spreadsheet (Free Course)

HVAC Equipment – MEP Estimating Spreadsheet

Chapter #1 – HVAC Equipment – MEP Estimating Spreadsheet

You begin by opening your electronic estimating spreadsheet and entering the HVAC equipment listed on the equipment schedules which can be found on the mechanical drawings.

Mech Equip Schedule Metrics
Mech Equip Schedule Metrics

Record only the pertinent information that will help you figure labor hours for setting the equipment. Manufactures model numbers are of no use on the estimating spreadsheet, as they don’t provide any useful information for laboring the equipment.

EF1 Equip Schedule
EF1 on Equipment Schedule

After recording all of the equipment listed on the Equipment schedules, you’ll need to review the drawings to verify the quantity.

EF-1 Plan View
EF-1 Plan View

Some engineers will use the same equipment tag multiple times instead of changing the numerical value to indicate another piece of equipment that is the same; they will use the same equipment tag for multiple pieces of equipment that are the same make and model number. For instance, if the drawings have 30 of the same exhaust fan, the engineer may decide to use the equipment tag EF-1, instead of EF-1 through EF-30.

As shown below this engineer used the same tag (EF-1) for multiple locations, so don’t assume that there is only one as might be implied by the equipment schedule or the vendors quotation, always confirm by reviewing the drawings and details.

EF1 on Riser Diagram
EF1 on Riser Diagram

The above riser diagram is from a hotel where each bathroom had the same ceiling fan installed. The engineer in order to reduce the space required on the equipment schedule, listed the ceiling fan only once, which makes sense, but requires you to double check the drawings and vendor quotes for accuracy of quantity.

HVAC Equipment Tab on Estimating Spreadsheet

The purpose of the HVAC Equipment tab on your estimating spreadsheet is to allow a place to record vendor quotes (#8) and provide field installation labor (#5) for the equipment. Capacity (#3), weights and dimensions are more useful information, including the number of pieces the equipment comes in shipped from the manufacture or anything that would impact labor, including accessories (#4) that need to be field installed. Field installed items might include economizers, backdraft dampers, curbs, duct mounted smoke detectors and VFD’s.

HVAC Equipment Sheet
HVAC Equipment Sheet

Review Drawings

There are certain pieces of HVAC equipment or accessories that will not appear on the HVAC Equipment Schedule, depending on the design engineer’s standard of practice. Items such as the vibration isolation, air distribution, fire dampers, air separators, expansion tanks, water treatment, to name a few. This makes it necessary to review the drawings, details, control diagrams and specifications for unscheduled equipment and accessories.

Another factor that differs from one engineer to another is how they use equipment tags (#2 in above screen shot). Equipment tags like that shown below as EF-8 are used on the plans to identify which piece of HVAC equipment it refers to on the equipment schedule.

Equipment Tag
Equipment Tag

Owner Furnished Equipment

It’s common for some companies to have a national purchase agreement with major HVAC equipment manufactures in the hopes of saving the contractors markup fee, and negotiating a better price for national purchasing of a lot of equipment for various projects or stores owned. You will still need to list the owner furnished equipment as you will be responsible for unloading, rigging and setting of the equipment. Make sure to indicate on the estimating spreadsheet that the equipment is owner furnished.

HVAC Equipment Quantity (#6)

Enter the quantity of equipment (#6) into your Estimating Spreadsheet for each similar type of HVAC equipment you are itemizing. Remember not to rely on the equipment schedules for the quantity, but search through the drawings counting each piece as you mark them off. Vendors often make mistakes on quantities, so it’s important  that you do your count.

HVAC Equipment Description
HVAC Equipment Description

HVAC Equipment Tag (#2)

Put the equipment tags (#2) into the proper location on the estimating spreadsheet. Tags like EF-1 for Exhaust Fan #1, and AC-1 for Air Conditioner #1. Start with the most expensive equipment first or just lists them as you find them on the equipment schedules. Put a small check mark next to each of the equipment schedule titles to indicate that you have entered the information into the estimating spreadsheet.

HVAC Equipment Description (#1) & (#3)

Put a brief description of the equipment into the estimating spreadsheet. The title (#1) of the equipment is used first, such as Rooftop Heat Pumps, VAV Terminals, Air Handlers and the like. Underneath the title is where you’ll put the minimum information required to help you labor the item, information such as capacity (#3), weight and dimensions.

With an Air Conditioner you might put the Tons, CFM, and weight and list any accessories that require field labor such as economizers (#4). Indicate whether it sits on a roof curb (#4) or vibration isolation. Exhaust fans are listed by their type, such as Inline Fans, Ceiling Mounted Fans, Utility Fans, Roof Exhausters and the like, along with their CFM and weight.

Manufactures model numbers are not necessary because they give no useful information for laboring except for those pieces of HVAC equipment where model numbers indicate capacity.

HVAC Equipment Estimating SpreadSheet
HVAC Equipment Estimating SpreadSheet

Equipment Unit Labor Values (#5)

There are four categories of labor for HVAC equipment (#5) depending on the scope of work you intend to bid on. The options for labor units include Sheet Metal, HVAC Piping, Start and Test, and Balancing Labor. If you don’t do your own Air & Water Balancing or if mandated to be by a third party, then this cost will be covered by your Air & Water balancing subcontractor.

You put in the unit labor value for the quantity of one of these pieces of equipment and the total hours will be based on the quantity of this equipment. If you use 8 hours as your unit value for the rigging and setting of a utility fan and you have two (2) of them, then the spreadsheet will automatically multiply your unit value by the quantity to derive at a total labor of 16 hours for the sheet metal crew.

HVAC Equipment Vendor (#7)

List the company (#7) that is bidding on the piece of HVAC equipment identified by the equipment tags. These will most likely be the manufactures representative unless the manufacture sells direct to the contractor.

HVAC Equipment Quote (#8)

Here’s where you put the quotation amount (#8) that your vendors provide. The quotes are automatically compared for the lowest value, but can be overwritten by the user putting a value in the yellow highlighted plug box. Sometimes you don’t want the lowest bidder because their quote is incomplete or they’re not specified as an approved manufacture.

Plug or Quote (#9)

With the MEP Academy Estimating Spreadsheet you can choose to plug an amount (#9) for the HVAC equipment. This is useful when building budgets using the spreadsheet, or when you want to enter an amount different then the ones quoted by your vendors.

Low Bidder Automatically Selected (#10)

The MEP Academy Estimating Spreadsheet will automatically select the lowest bidder from amongst the quoted amounts (#8), unless you enter a different amount in the Plug or Quote box (#9).

Laboring the HVAC Equipment

You can labor the HVAC equipment after your sheet metal and piping takeoffs. The only step required in the beginning is to list the equipment on the Estimating Spreadsheet and notify your vendors. You can come back and labor the equipment at a later stage in the estimating process, after you have become more familiar with the project conditions. (See Chapter on Equipment Labor)

By taking off the equipment first you also get a good mental picture of the building layout and the systems being used. By the time you are done with your sheet metal and piping takeoff you will have a complete feel for the project, allowing you to better analyze the labor required to rig and set the equipment and determine any rentals you’ll need to accomplish this task.

HVAC Equipment Estimating Process

Step -1 (Notify Vendors & Subs)

Notify your vendors and subcontractors of the project and its bid date. Provide them with copies of the plans and specifications if they don’t already have copies. The use of Dropbox or other FTP sites where you can transfer large files to vendors or subcontractors will make the process much easier and faster than printing copies and sending them out in the mail.

Step – 2 (Record Equipment)

Type the list of equipment from the equipment schedule of the drawings into your estimating spreadsheet on the equipment tab, and any other equipment that is required.

Step – 3 (Labor Equipment)

After you have finished the takeoff of the trade materials such as Sheet Metal Ductwork or HVAC Piping, you can labor the equipment. Using historical data from previous projects or labor reference manuals such as SMACNA or MCAA, you can put labor for each line item into your equipment sheet of your estimating spreadsheet. You can also invite experienced office and field personnel to assist in evaluating the labor hours required for each item.

Step – 4 (Review Vendor Quotes)

Review vendor quotes and record them on your Estimating spreadsheet, choosing the lowest responsible price for that line item of equipment. This is when you review their quotation for compliance with the plans and specifications, taking note of anything they’re excluding. Reading the vendors exclusions is very important because it may still be part of your contractual obligation under the bid documents, or it could provide you notice of what you should exclude on your proposal.

Equipment Quotes
Equipment Quotes

Quick Parameter Checks (#11)

Your estimating spreadsheet should provide a means for verifying the cost metrics based on the typical benchmarks, such as CFM, Tons, HP (Horsepower) or cost each (#11). Whatever the metric used, this provides a quick check to ensure that you got the best price or that you haven’t made an input error. If you have one of the MEP Academy Estimating Spreadsheets than simply enter the values you want to measure and check to make sure that the cost metric makes sense.

Cost Metrics
Cost Metrics

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Labor Rates

Chapter # 5 – Labor Rates

Union Labor Rates

In 2018, according to the US Government Bureau of Labor Statistics 10-1/2% of the wage and salary workers were union members. Non-union workers weekly paycheck is 82% of that of a union worker. Of course this varies by region and worker classification, as the largest union membership belongs in the educational (Teachers) and Protection Services (Police, Fire) sector. Most of the union works are in the public sector (33.9%) as opposed to the private sector (6.4%). Here is a sample of union labor rates for Sheet Metal Local Union 104 for San Francisco and surrounding areas in Northern California. Sheet Metal Local Union 104.

They can be a little confusing to read as each union includes or excludes different cost from their wage calculation and they use different acronyms. Below is an older version of the wage rate breakdown for an apprentice local 105 sheet metal worker. The apprentices hourly base rate is based on a percentage of the Journeymen’s wages. All wages are calculated as a percentage of the Journeymen as reflected in the first row which shows a percentage. As an example a 10th period apprentice earns 80% of what a Journeymen earns based on this wage sheet.

Included in the apprentices wages is the following;

  • Base wage (Hourly Taxable Wage). Here it indicates that they received a raise or increase over the previous period.
  • Savings Plan 10% (Its indicated that the savings plan is taxable)
  • 401(a) Plan (This is a mandatory participatory plan as opposed to a 401(k) which is voluntary.
  • Health Plan
  • Local Pension
  • Local Training J.A.T.C.. (This compensates the union for the expense of training)
  • National Training
  • National Pension
  • NEMI
  • SMOHIT – Sheet Metal Occupational Health Trust
  • LMCT – Labor Management Cooperation Trust
Union 105 Wage Rates
Example of Union Labor Rates

Labor Rates and Crew Size

With the MEP Academy Estimating Spreadsheet there are convenient labor tables for entering labor rates for various classes of workers whether union or non-union. Below is a screen shot from the spreadsheet where you choose how many workers you want at each skill level from a classified worker all the way to general foreman. Item # 1 are the different levels of workers and their pay rates for straight time, time and a half and double-time. By selecting how many of each worker type you need, the spreadsheet will calculate the crew rate shown as $48.00/Hour and indicated as item #2 below.

Sheet Metal Field Labor Rates
Sheet Metal Field Labor Rates

The layout of the labor table is similar to how sheet metal unions classify their workers, but any non-union company can set up the labor table according to their own levels of skilled workers.

The same applies for the Fabrication Shop if your company has one. Having these labor rate tables as part of your estimating spreadsheet provides for fast calculation of crew rates. It also provides a convenient location to keep the labor rate information used for a particular project.

Sheet Metal Shop Labor Rates
Sheet Metal Shop Labor Rates

Labor Agreements

Depending on the type of project you are bidding on, there may be requirements to comply with various labor agreements such as a PLA (Project Labor Agreement) or Davis Bacon.

Project Labor Agreement (PLA) 

Here is the definition of a Project Labor Agreement according to Wikipedia:

Project Labor Agreement (PLA), also known as a Community Workforce Agreement, is a pre-hire collective bargaining agreement with one or more labor organizations that establishes the terms and conditions of employment for a specific construction project. Before any workers are hired on the project, construction unions have bargaining rights to determine the wage rates and benefits of all employees working on the particular project and to agree to the provisions of the agreement. The terms of the agreement apply to all contractors and subcontractors who successfully bid on the project, and supersedes any existing collective bargaining agreements.

PLAs are used on both public and private projects, and their specific provisions may be tailored by the signatory parties to meet the needs of a particular project. The agreement may include provisions to prevent any strikes, lockouts, or other work stoppages for the length of the project. PLAs typically require that employees hired for the project are referred through union hiring halls, that nonunion workers pay union dues for the length of the project, and that the contractor follow union rules on pensions, work conditions and dispute resolution.

PLA’s can require non-union employees to pay union dues and follow union rules for the duration of the project. Be careful if the project you are bidding requires a PLA as this will increase the cost of your labor, especially if you are a non-union contractor with much lower rates than a typical union contractor.

Davis-Bacon Prevailing Wage Rates 

The Davis-Bacon Act, as amended, requires that each contract over $2,000 to which the United States or the District of Columbia is a party for the construction, alteration, or repair of public buildings or public works shall contain a clause setting forth the minimum wages to be paid to various classes of laborers and mechanics employed under the contract. Under the provisions of the Act, contractors or their subcontractors are to pay workers employed directly upon the site of the work no less than the locally prevailing wages and fringe benefits paid on projects of a similar character. The Davis-Bacon Act directs the Secretary of Labor to determine such local prevailing wage rates.

Davis Bacon Sheet Metal Wages
Davis Bacon Sheet Metal Wages

Davis-Bacon Wage Rates are established by the U.S. Department of Labor. The Davis-Bacon act was originally enacted in 1931 during the great depression. The purpose of the act was to establish fair wages on Federal construction projects. For any project where the Davis-Bacon act is applicable, the local wages will be published for the various classes of workers. The Davis-Bacon act applies to all subcontractors that your company hires.

Non-Union Labor Rates 

Non-Union Labor Rates are established by local conditions and the company hiring. The rates will vary by location depending on the availability of labor and the economic construction conditions. If you have a project that is bidding out of the area you normally build in, then you might have to pay subsistence for the travel and housing of any employee that you will use on that project. Labor rates will be different in Los Angeles, California compared to Derby, Kansas.

Fringe Benefits

Fringe Benefits are cost added to the base taxable wage rate and are usually found in Union contracts. These benefits might include retirement plans, health plans, local pensions, local training and national training funds. The Fringe benefits can add anywhere from 30% to 70% more of the base taxable wages. If you had a base taxable wage of $20.00, this could mean a total hourly wage packaged rate of anywhere from $26.00 to $34.00. The Unions publish their wage rates for their Union members, which includes a breakdown for the various classifications of workers from apprentice to general foremen.

Federal, State and Local Legal Requirements

There are mandatory legal requirements to make payments to various governmental agencies on behalf of the employees taxable hourly wage rate, in addition to the employer’s obligation for additional payments.

Federal Insurance Contributions Act (FICA)

The Federal Insurance Contributions Act (FICA) is a United States federal payroll contribution directed towards both employees and employers to fund Social Security and Medicare—federal programs that provide benefits for retirees, people with disabilities, and children of deceased workers.

Social Security tax amounts to 6,2% of wages up to a maximum $137,700, any wages above that amount aren’t subject to FICA taxes. The Federal government double dips on the Social Security tax by having the employee and employer both pay 6.2% of the employees’ wages, for a total tax of 12.4%. The employee pays 6.2% of their wage while the employer pays another 6.2% from their own funds. This may show as OASDI on your paycheck, which stands for “Old Age, Survivors and Disability Insurance”.

Medicare: Then the Federal Government deducts 1.45% from the employee’s paycheck and another 1.45% paid by the employer for a total of 2.9% for Medicare. The employee pays 1.45% from their paycheck and the employer 1.45% from their own funds. The Medicare portion has no maximum cap on the amount of income the employee makes that’s taxed.

This brings the total tax to the employee at 7.65%, made up of 6.2% for Social Security and 1.45% for Medicare. The percentage of the FICA taxes has stayed steady for a long time, it’s the Income limit that gets raised more often.

FICA Chart
FICA Chart

If you make more than $200,000 in 2020, then there is another 0.9% added to the Medicare portion for single filers.

Federal and State Unemployment Taxes

The Federal Unemployment Tax rate (FUTA) is currently 6% minus a 5.4% credit if you paid state unemployment taxes for a net tax of 0.6% of the first $7,000 of employee wages. The calculation equals a total tax of $42 for the year, figured as such; $7,000 x 0.6% = $42

The State Unemployment Insurance (SUI) tax rate varies by state and by the employer’s history of the number of employees laid off the previous year and the amount they pay their employees.

Workers Compensation

Workers Compensation payments vary by state, trade and by contractor’s accident rate. The lower your accident rate the better your workers compensation rate. This is why is imperative to have a safety program in order to educate your employees to work safe and to secure a lower workers compensation rate. There are some projects that will ask for your incident rate, and disqualify your company if your safety record is above a certain number.

These additional taxes are calculated against the employee’s taxable base rate, not including the fringe benefits.

Construction Laborers

Construction Laborers

Calculating Labor rates

Figuring out your labor rates should start with the going rate for the type of labor you need. If its a sheet metal worker with Journeymen experience then in your geographical area there will be an expected wage range.. If you are a Union company then you will abide by your local sheet metal unions negotiated rates per the bargaining agreement and that are published on a regular schedule. If you aren’t held to a bargaining agreement, but are left to set your own labor rates, then there are a few ways to go about figuring what to charge per hour for various skill levels and department functions.

Determining how much to charge per hour for various levels of skilled and unskilled workers can make the difference between losing a bid because your labor rates are too high and winning the bid but finding out that your labor rates don’t cover all your cost. First you need to develop a base rate like that shown in the union labor rate breakdown table above.

Foreman and Journeymen Vehicles

There are several methods that contractors use to cover the cost of your foremen and journeymen vehicles. You can add them to labor burden on top of the hourly rate or charge them to each job based on project duration. At some point accounting has to determine the method of cost recovery, so we just include it here so that you give it some thought.

Overtime and Shift Labor Rates

When required to work overtime or swing shift, certain values in your straight time labor rate will need to be adjusted to account for this additional requirement. The Fair Labor Standards Act (FLSA) is a Federal Law which establishes minimum wage, overtime pay, and which requires that you pay non-exempt employees 1-1/2 times their regular pay rate for all hours worked in excess of 40 for any work week. FLSA requires that you pay 1.5 times the regular rate of pay for all hours worked in excess of 8 per day and 40 per week for non-exempt employees.

The federal overtime provisions are contained in the Fair Labor Standards Act (FLSA). Unless exempt, employees covered by the Act must receive overtime pay for hours worked over 40 in a workweek at a rate not less than time and one-half their regular rates of pay. There is no limit in the Act on the number of hours employees aged 16 and older may work in any workweek. The Act does not require overtime pay for work on Saturdays, Sundays, holidays, or regular days of rest, unless overtime is worked on such days.

The FLSA applies to employment within any state of the United States, the District of Columbia or any territory or possession of the United States. An employee working in a foreign country is not protected by the FLSA even though the employer has its main office in the United States.

For some unions there is an extra premium for working shift hours, so if you work for a union company check the union agreement for overtime and shift hour payment requirements.

Union Concessions

Some of the sheet metal unions provide assistance for their union members when competing against non-union contractors on a competitive bid. These funds go by various names such as Market Recovery Funds, or Equality Funds. These funds help with the labor rate differences between union and non-union contractors in an attempt to level the playing field in the labor cost category. The Union may give a $20 dollar per hour reduction for their journeymen and $10 dollar reduction for their apprentices. The rates and concession amounts vary, and are only good for as long as the money in the fund is available.

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General Conditions

Chapter #7 – General Conditions (MEP Estimating Spreadsheet)

We consider other cost to include general and special condition items, and indirect expenses, those items which are indirectly related to the construction of the project, but which are still required. We will cover the most common of these and how to figure them.

We like to have a separate form with many of the general and special conditions normally found on HVAC projects shown with their cost per unit already on the estimating sheet for quick reference. This will help you remember the most common items and the value that you use for them in each estimate.

General Conditions  – Management

Below is the top portion of the General Conditions tab of the MEP Academy estimating spreadsheet. Your company may use something different but the ideas and concepts of these cost are similar. It doesn’t matter where you locate these cost in your spreadsheet, so long as you have covered their cost if required.

We will cover the most commonly used general conditions for a new construction project.

General Conditions Management
General Conditions Management (MEP Academy Estimating Spreadsheet)

Project Managers

The project manager will oversee all aspects of the project including the project schedule and depending on the company; the project manager could be responsible for estimating, purchasing equipment and materials, and total oversight of the construction.

Project managers can manage many small projects or one large project. The cost of a project manager can be charged to each job for the time spent on that project. You can determine how much project management time you believe the project your bidding will need. Knowing what a project managers cost is allows you to prorate the expense for the duration of the project. You could also charge for the project manager as a percentage of the total cost of the project, such as 5%.

Project Engineers

Project engineers provide useful assistance to the project manager by doing some of the more mundane task of running a project, like preparing submittals, O&M manuals, chasing down drawing revisions and assisting in the overall running of the project. Project engineers are usually overseen by an experienced senior project manager and are more common on larger projects that require additional support for efficient execution of the project requirements.

Superintendent

The superintendent provides oversight of the labor force and coordinates with the project manager and subcontractors on labor aspects. A in company signatory to a union this would be the role of a union worker. For smaller companies this role might be carried out by the project manager.

Safety Managers

Depending on the size of the project and the requirements you could be required to provide a safety manager. The safety manager would be responsible for making sure that the workers follow the project safety requirements, such as wearing hardhats and googles, the proper use of equipment and tools, along with conducting safety tailgate meetings. The safety manager will be responsible for providing training of the field personnel, filing reports and recording any violations of the safety requirements.

Project Estimators

Depending on how your company is setup, the responsibility for pricing change-orders could be allocated to the project manager and his/her team or sent to the estimator located in the offsite company offices. Projects with a lot of change-orders should have the assistance of the estimating department so as not to stifle the project team. The estimating department is better setup to handle change-orders using their estimating software program.

Project/Administrative Assistants

Depending on the size of the project, additional jobsite office personnel maybe required to process all the correspondences and demands of a construction site that isn’t already covered by the project manager or project engineer.

Construction Office – Non-Reoccurring Cost

Non-reoccurring cost are those that will impact the project as a one-time cost as opposed to a monthly expense

construction office non-reoccurring-cost
construction office non-reoccurring-cost

Job Office Mobilization and Demobilization

This is the cost to have the office trailer brought in and setup, then torn down at the end of the project. This cost is independent of the monthly rental fee for the office trailer. Mobilization and demobilization also includes the cost of moving tools and equipment to the site for the execution of the scope of work, and then for the pickup of that equipment and tools at the end of the project.

Construction Office – Reoccurring Cost

Reoccurring cost are those that will impact the project on a monthly or regular basis, as opposed to a one time expense.

construction office reoccurring cost
Construction Office Reoccurring Cost – MEP Academy Estimating Spreadsheet

Job Office Rentals

Jobsite trailers or offices will be required on larger new construction projects as there is nowhere on site for you to conduct the administrative functions of the project. You will need an area to review drawings, and office space for your jobsite personnel.

Job Office Utilities

This is the cost incurred for the use of electrical power, water and gas. Often the general contractor will provide this at no charge, but it’s important to confirm who is paying for these cost.

Job Site Office Telephone/FAX

It’s possible that the project will require a landline and not just the cell phone of the jobsite personnel. You need to figure how long the project is going to last and the monthly cost for the service and usage fees if required.

Job Site Office Supplies

This might include paper for the copier, FAX machine or plotter, along with coffee, cups, sugar, creamer, water and miscellaneous supplies. Plug some value for the duration of the project based on your companies past experience for these type of office consumables.

Parking

Is there adequate onsite parking, or will you be required to rent offsite parking,? Will you be responsible for paying for onsite parking fees? Some of the Universities require the contractors to buy parking permits for the duration of any parking required by their vehicles.

It’s important to know if parking fees will be required to be paid by your company for any vehicles parked at the project site during the renovation or new construction. Area’s around large metropolitan cities, and at some of the Universities during school sessions are crowded and parking is limited. In certain cases you may be required to pay for your own parking.

Additionally, you may be required to bus workers in to the site if parking is provided remotely. Depending on your labor agreement, you may be responsible for getting field labor back to their cars by the end of the day, instead of at the gate or on the site of the project. This would require that you figure losing part of the work day to transporting your field labor.

Temporary Heating or Cooling

This requirement can often be found in the general requirements of the specifications. Add the cost to provide portable heaters or coolers as required. If the temporary system is large, then you will need to contact one of the equipment rental companies that specialize in providing and hooking up temporary systems.

Storage

You need to determine if there is an area on the project site that is allocated for your company to store materials as they are being staged for installation. Unless the project is being run under some form of Lean Construction where just in-time deliveries are being made on  the day the material will be used then some location on site will be required to store and stage material from. If there isn’t any space within the building to store building materials, then you’ll need to rent a lockable storage bin in order to store tools and materials.

Subsistence and Travel

Jobs that require your workers to work beyond certain boundaries as established by the unions, or for which the project is located out of town, and for those you will be sending will require subsistence.

Subsistence
Subsistence

Subsistence helps to compensate the employee for additional expenses incurred while away from home performing his/her duty as an employee. Depending on the location this could include a cost of living increase, as some cities and areas are more expensive than others. The employee may need to stay in a hotel or rent a temporary apartment for the duration of the project as it the distance would make it impossible to drive to the site and back daily. The renting of a vehicle may be required along with round trip airfare.

If you work for a union company then check the union agreement as to the daily subsistence rate for any employee that is required to travel beyond the allotted free zone. If the union employee uses their own vehicle make sure to check the union agreement for any required reimbursement of mileage driven to and from the project site. Most times the union employee is required to get to the project site at their own cost, unless it exceeds a certain distance from the designated union zone map epic center.

Other Cost

As-built Drawings

The requirement to provide as-built drawings or record drawings of the actual installation, should be stated in the specifications. This is almost certain to be a requirement on most projects, and even if it wasn’t a requirement, it is good business practice to provide the owner with a record of the actual installation. This could be as simple as marking with a red pencil or pen the actual routing of ducts and pipes including any size changes.

Liquidated Damages

You won’t put any cost for this in your estimate as the intent is to complete the project as defined in the specifications to avoid incurring a liquidated damages penalty. This might be found in the section entitled progress schedule, where it states that if the project goes past its scheduled completion date, there will be damages assessed. This is a penalty for delaying the completion  of the project, and is usually stated in so many dollars per day for every day that you pass the scheduled completion date.

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Understanding the MEP Estimating Spreadsheet (Free Course)