Template · Bidding

Construction general conditions estimator

Estimate time-related and fixed preliminary site costs from duration in weeks, weekly rates, mobilization, and removal fees.

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Construction general conditions estimator
Example data — replace the blue input cells with your own.
Estimate time-related and fixed preliminary site costs from duration in weeks, weekly rates, mobilization, and removal fees.
Populated records6Prepared capacity used10.0%
Total general conditions (USD)$153,860.20Peak: Total item cost (USD)$84,750.00
Average: Total item cost (USD)$25,643.37
Active rows bar██
60 record rows (6 sample rows shown). Blue cells are inputs; dark cells calculate.
Preliminary itemDuration weeksWeekly rate (USD)Setup fee (USD)Removal fee (USD)Time-related cost (USD)Fixed cost (USD)Total item cost (USD)Scale bar
Site superintendent24.0000$1,500.00$1,500.00$1,000.00$36,000.00$2,500.00$38,500.00█████
Temporary office trailer24.0000$320.00$1,200.00$900.00$7,680.00$2,100.00$9,780.00█
Perimeter fencing and gates24.0000$140.00$1,800.00$700.00$3,360.00$2,500.00$5,860.00█
Site superintendent (4)36.0000$2,250.00$2,250.00$1,500.00$81,000.00$3,750.00$84,750.00████████████
Temporary office trailer (5)19.2000$256.00$960.00$720.00$4,915.20$1,680.00$6,595.20█
Perimeter fencing and gates (6)30.0000$175.00$2,250.00$875.00$5,250.00$3,125.00$8,375.00█

Showing the first 16 of 72 rows and 9 of 9 columns. Cells with formulas show the formula on hover.

What does this template do?

Estimate time-related and fixed preliminary site costs from duration in weeks, weekly rates, mobilization, and removal fees.

Time-related cost multiplies duration in weeks by the weekly rate. Fixed cost adds setup and removal fees, and total item cost sums time-related and fixed components.

Enter durations and rates on a consistent weekly basis. Bonds, corporate overhead, and margin markups should be applied separately in the bid summary.

The working tab keeps editable inputs separate from formulas, with 6 populated sample rows, summary KPIs, an in-cell scale bar, and room for 60 records. The Notes tab explains the method and how to extend the range. All example records are fictional and can be replaced. Download a workbook format to retain formulas, or CSV when you need calculated values only.

What’s inside

  • Time-related cost multiplies duration in weeks by the weekly rate. Fixed cost adds setup and removal fees, and total item cost sums time-related and fixed components.
  • 60 prepared record rows with blank-row guards and in-cell scale bars
  • Summary KPI block with peak, average, and capacity tracking
  • Blue input cells, typed dates and numbers, and frozen column headers
  • Notes with the method, assumptions, and range-extension instructions

Which tabs does the workbook have?

TabWhat it holds
WorksheetEstimate time-related and fixed preliminary site costs from duration in weeks, weekly rates, mobilization, and removal fees.
NotesHow to use the workbook, formula method, assumptions, and file format limits.

What formulas does this template use?

This template holds 246 formulas in 313 cells across 2 tabs, so 79% of its cells calculate. They use 13 distinct functions; the longest formula is 134 characters.

FunctionUsesWhat it does
IF484one result when a test is true, another when false
COUNT182counts numeric cells
MAX182largest value
OR120true when any test is true
MIN61smallest value
REPT61repeats text
ROUND61rounds to a number of digits
ISNUMBER60true for a number
NOT60reverses true and false
COUNTA4counts non-empty cells
COUNTIF2counts cells meeting one condition
AVERAGE1mean of numbers

The 12 most used of 13 functions. Counted from the workbook itself. Only functions that Excel, LibreOffice Calc, Google Sheets and Apple Numbers evaluate the same way are used, so the formulas survive every download format.

How do you use it?

  1. Replace the fictional records in blue cells with your own data. Keep the dark formula cells.
  2. Use the units stated in the column headers and keep each record on one row.
  3. Read the calculated columns and inspect the results before using them. Clear unused input rows; keep their formulas.
  4. The prepared range holds 60 records in rows 11–70. Extend formulas and summary ranges together if you add more rows.

What is it good for?

  • Estimate time-related and fixed preliminary site costs from duration in weeks, weekly rates, mobilization, and removal fees
  • Replacing the labeled fictional records with your own figures
  • Checking a calculation before adapting it to a larger workbook

Questions about this sheet

How is the result calculated?

Time-related cost multiplies duration in weeks by the weekly rate. Fixed cost adds setup and removal fees, and total item cost sums time-related and fixed components.

What assumptions should I check?

Enter durations and rates on a consistent weekly basis. Bonds, corporate overhead, and margin markups should be applied separately in the bid summary.

Can I add more than 60 records?

Yes. Copy the formula columns into new rows and extend every summary range to include them. Keep inputs and formulas in their original columns.

Are the example records real?

No. All example data is fictional and intended to demonstrate the formulas. Replace it before using the workbook for your own work.