Los Angeles County Public Works
Project Management Division III
Progress Payment 9
Project Name: Alamitos Barrier Project Unit 15 Replacement Wells
Contractor: Environmental Construction, Inc.
21550 Oxnard Street, Suite 1060
Woodland Hills, CA 91367
Project ID: FCC0001353
Federal Number(s): None
Original Contract: $7,170,765.00
Awarded: 1/10/2022
Period Ending: 2/28/2023
Board Accepted: 12/21/2023
Item No.DescriptionBid QtyUnitsTotal Qty.Previous Qty.Current Qty.Unit PriceCurrent Amount
4IMPLEMENTATION OF THE LTWHP1.00LS 0.99 0.880.11$4,000.00$440.00
5IMPLEMENTATION OF BMPS1.00LS 0.99 0.880.11$15,000.00$1,650.00
7OFFICE FACILITIES9.00MTH 9.00 8.001.00$1,500.00$1,500.00
13NOISE CONTROL (ALLOWANCE OF $70,000)70,000.00AL 134,220.00 122,700.0011,520.00$1.00$11,520.00
16IMPLEMENTATION OF THE GROUNDWATER MANAGEMENT PLAN1.00LS 0.40 0.200.20$545,936.00$109,187.20
21STRUCTURE CONCRETE26.00CY 5.00 0.005.00$800.00$4,000.00
22BAR REINFORCING STEEL3,130.00LB 626.00 0.00626.00$1.00$626.00
28PRIMARY WELL DEVELOPMENT WITH SWABBING AND AIRLIFTING275.00HR 47.50 33.5014.00$222.00$3,108.00
29SECONDARY WELL DEVELOPMENT WITH HIGH VELOCITY WATER JETTING AND PUMPING400.00HR 10.50 4.006.50$222.00$1,443.00
32FIELD INSTRUMENTS1.00LS 0.58 0.430.15$97,290.00$14,593.50
35CALIPER LOG7.00EA 5.00 4.001.00$9,435.00$9,435.00
36VIDEO SURVEY11.00EA 2.00 0.002.00$3,219.00$6,438.00
40DRILL 24" DIAM HOLE365.00VF 317.00 191.00126.00$351.00$44,226.00
41DRILL 30" DIAM HOLE1,335.00VF 1,228.00 591.00637.00$284.00$180,908.00
45GRAVEL PACK 24" DIAM HOLE295.00VF 283.00 182.00101.00$148.00$14,948.00
49GROUT 30" DIAM HOLE1,323.00VF 1,099.00 692.00407.00$93.00$37,851.00
53INJECTION WELL HEAD ASSEMBLY5.00EA 1.00 0.001.00$57,328.00$57,328.00
54REMOVE WATERLINE (4" THROUGH 6" DIAMETER)1.00LS 1.00 0.001.00$3,380.00$3,380.00
554-INCH DIAMETER STAINLESS STEEL PIPE117.00LF 56.00 0.0056.00$1,219.00$68,264.00
566-INCH DIAMETER STAINLESS STEEL PIPE12.00LF 6.00 0.006.00$1,681.00$10,086.00
643" DIAMETER TREMIE PIPE SCHEDULE 80 PVC3,300.00VF 1,940.00 1,132.00808.00$20.00$16,160.00
66WELL BOTTOM CAP (BULL NOSE)5.00EA 3.00 2.001.00$908.00$908.00

DEDUCTION DETAIL

DescriptionUnitTotal Qty.Previous Qty.Current Qty.Unit PriceCurrent Amount
LOCAL TARGATED WORKER HIRING PROGRAMSTIP 11,329.10 10,453.24875.86$1.00 $875.86

FINANCIAL SUMMARY

  Total Previous Current
Earned $4,847,597.60 $4,249,597.90 $597,999.70
Retained* $242,379.88 $212,479.90 $29,899.98
Deducted $11,429.10 $10,553.24 $875.86
Due $4,593,788.62 $4,026,564.76 $567,223.86



*This project has an escrow account.

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