Gulf Turbine ServicesExec◂ Apps

Generator Rewind + Protection Relays

GTS-2024-005
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Added Jul 8, 2026Completed Apr 26, 2024
Company
Gulf Turbine Services
Client
Lone Star Power
Source
MANUAL
Contract Type
COST PLUS
Market Segment
IC_AND_E
Public/Private
PUBLIC
Project Manager
Ray Daniels
Estimator
Susan Vance
Superintendent
Tariq Nolan
Location
San Antonio, TX

Margin Analysis

Original Margin
13.0%
$286,000
Revised Margin
10.3%
$246,000
Final Margin
7.1%
$170,610
Margin Fade (Bid)
-5.9%
CO Impact
$-40,000
Margin Fade (Revised)
-3.1%

Where They Land

Final Margin+7.1%
Break Even
-0.9%+24.4%
Gain / Fade-3.1%
As Predicted
-7.9%+2.0%
This project
Other projects
Zero reference

Revenue & Cost Summary

StageRevenueCostProfitMargin
Original$2,200,000$1,914,000$286,00013.0%
Revised$2,400,000$2,154,000$246,00010.3%
Final$2,400,000$2,229,390$170,6107.1%

Cost Category Variance

CategoryOriginalRevisedFinalVariance $Over/Under %
Labor$762,338$780,831$827,681+$46,850+6.0%
Material$544,982$639,254$645,647+$6,393+1.0%
Subcontractor$533,696$617,661$616,418$-1,243-0.2%
Equipment$163,265$150,837$156,267+$5,430+3.6%
Other$57,420$64,620$58,158$-6,462-10.0%

Labor Productivity

Original Rate
$68/hr
Revised Rate
$66/hr
Final Rate
$57/hr
Hours Variance
3,310
Rate Variance $
$-159,734
Volume Variance $
$225,077

Notes

Rewind found insulation worse than test indicated; cost-plus absorbed it.