Los Angeles County Public Works
Project Management Division III
Progress Payment 8
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: 1/31/2023
Board Accepted: 12/21/2023
Item No.DescriptionBid QtyUnitsTotal Qty.Previous Qty.Current Qty.Unit PriceCurrent Amount
2CONSTRUCTION SCHEDULE (UPDATE) (STIPULATED UNIT PRICE OF $500/MONTH)8.00MTH 8.00 7.001.00$500.00$500.00
4IMPLEMENTATION OF THE LTWHP1.00LS 0.88 0.770.11$4,000.00$440.00
5IMPLEMENTATION OF BMPS1.00LS 0.88 0.770.11$15,000.00$1,650.00
7OFFICE FACILITIES9.00MTH 8.00 7.001.00$1,500.00$1,500.00
8MOBILIZATION1.00LS 0.95 0.500.45$930,780.00$418,851.00
13NOISE CONTROL (ALLOWANCE OF $70,000)70,000.00AL 122,700.00 70,000.0052,700.00$1.00$52,700.00
16IMPLEMENTATION OF THE GROUNDWATER MANAGEMENT PLAN1.00LS 0.20 0.000.20$545,936.00$109,187.20
28PRIMARY WELL DEVELOPMENT WITH SWABBING AND AIRLIFTING275.00HR 33.50 10.0023.50$222.00$5,217.00
29SECONDARY WELL DEVELOPMENT WITH HIGH VELOCITY WATER JETTING AND PUMPING400.00HR 4.00 0.004.00$222.00$888.00
34GEOPHYSICAL BOREHOLE LOG7.00EA 5.00 4.001.00$11,988.00$11,988.00
35CALIPER LOG7.00EA 4.00 3.001.00$9,435.00$9,435.00
37DRILL PILOT HOLE2,711.00VF 2,537.00 2,217.00320.00$578.00$184,960.00
40DRILL 24" DIAM HOLE365.00VF 191.00 118.0073.00$351.00$25,623.00
41DRILL 30" DIAM HOLE1,335.00VF 591.00 371.00220.00$284.00$62,480.00
45GRAVEL PACK 24" DIAM HOLE295.00VF 182.00 114.0068.00$148.00$10,064.00
49GROUT 30" DIAM HOLE1,323.00VF 692.00 399.00293.00$93.00$27,249.00
52SAND FILTER PACK 30" DIAM HOLE12.00VF 4.00 2.002.00$135.00$270.00
5712" DIAM BLANK STAINLESS STEEL CASING1,455.00VF 1,018.00 717.00301.00$401.00$120,701.00
5812" DIAM PERFORATED STAINLESS STEEL CASING305.00VF 175.00 123.0052.00$181.00$9,412.00
643" DIAMETER TREMIE PIPE SCHEDULE 80 PVC3,300.00VF 1,132.00 552.00580.00$20.00$11,600.00
66WELL BOTTOM CAP (BULL NOSE)5.00EA 2.00 1.001.00$908.00$908.00

DEDUCTION DETAIL

DescriptionUnitTotal Qty.Previous Qty.Current Qty.Unit PriceCurrent Amount
LOCAL TARGATED WORKER HIRING PROGRAMSTIP 10,453.24 8,266.162,187.08$1.00 $2,187.08

FINANCIAL SUMMARY

  Total Previous Current
Earned $4,249,597.90 $3,183,974.70 $1,065,623.20
Retained* $212,479.90 $159,198.74 $53,281.16
Deducted $10,553.24 $8,366.16 $2,187.08
Due $4,026,564.76 $3,016,409.80 $1,010,154.96



*This project has an escrow account.

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