Payment Report

Los Angeles County Public Works
Project Management Division III
As-Built 15

Project Name:	Owen Tank Replacement
Contractor:	GMZ Engineering, Inc.
	5655 Lindero Canyon Road #430
	Westlake Village, CA 91362

Project ID:	WWD2900041
Federal Number(s):	None
Original Contract:	$4,427,975.00
Awarded:	12/13/2022
Period Ending:	3/27/2025
Board Accepted:	7/23/2025

Item No.	Description	Bid Qty	Units	Total Qty.	Previous Qty.	Current Qty.	Unit Price	Current Amount
1	CONSTRUCTION SCHEDULE (BASELINE) (STIPULATED UNIT PRICE OF $2,500)	1.00	LS	1.00	1.00	0.00	$2,500.00	$0.00
2	CONSTRUCTION SCHEDULE (UPDATE) (STIPULATED UNIT PRICE OF $500/MONTH)	6.00	MTH	7.00	6.00	1.00	$500.00	$500.00
3	CONSTRUCTION SCHEDULE (AS-BUILT) (STIPULATED UNIT PRICE OF $1,000)	1.00	LS	1.00	0.00	1.00	$1,000.00	$1,000.00
4	IMPLEMENTATION OF THE LTWHP	1.00	LS	1.00	1.00	0.00	$35,000.00	$0.00
5	IMPLEMENTATION OF BMPS	1.00	LS	1.00	1.00	0.00	$35,000.00	$0.00
6	SHORING OF OPEN EXCAVATIONS	1.00	LS	1.00	1.00	0.00	$35,000.00	$0.00
7	PREPARATION OF THE SITE-SPECIFIC HEALTH AND SAFETY PLAN (STIPULATED UNIT PRICE OF $3000)	1.00	LS	1.00	1.00	0.00	$3,000.00	$0.00
8	IMPLEMENTATION OF THE SITE-SPECIFIC HEALTH AND SAFETY PLAN	1.00	LS	1.00	1.00	0.00	$35,000.00	$0.00
9	PREPARATION OF THE SITE-SPECIFIC LEAD COMPLIANCE PLAN (STIPULATED UNIT PRICE OF $3000)	1.00	LS	1.00	1.00	0.00	$3,000.00	$0.00
10	IMPLEMENTATION OF THE SITE-SPECIFIC LEAD COMPLIANCE PLAN	1.00	LS	1.00	1.00	0.00	$35,000.00	$0.00
11	DISPOSAL OF LEAD CONTAINING WASTE/DEBRIS	1.00	LS	1.00	1.00	0.00	$35,000.00	$0.00
12	OFFICE FACILITIES	7.00	MTH	9.00	7.00	2.00	$5,000.00	$10,000.00
13	MOBILIZATION	1.00	LS	1.00	1.00	0.00	$200,000.00	$0.00
14	CLEARING AND GRUBBING	1.00	LS	1.00	1.00	0.00	$150,000.00	$0.00
15	12" HIGH DENSITY POLYETHYLENE PIPE	215.00	LF	200.00	200.00	0.00	$300.00	$0.00
16	12" WATERMAIN, .25" THICK STL	350.00	LF	344.00	344.00	0.00	$500.00	$0.00
17	6" WATERMAIN, .25" THICK STL	50.00	LF	50.00	50.00	0.00	$300.00	$0.00
18	GATE VALVE, 200 PSI WWP, 12"	2.00	EA	2.00	2.00	0.00	$15,000.00	$0.00
19	GATE VALVE, 200 PSI WWP, 8"	1.00	EA	1.00	1.00	0.00	$10,000.00	$0.00
20	GATE VALVE, 200 PSI WWP, 6"	1.00	EA	0.00	0.00	0.00	$7,500.00	$0.00
21	GATE VALVE, 250 PSI WWP, 6"	1.00	EA	1.00	1.00	0.00	$7,500.00	$0.00
22	INTERCONNECTION TO EXISTING WATERMAIN	3.00	EA	3.00	3.00	0.00	$10,000.00	$0.00
23	INITIAL VIDEO INSPECTION	1.00	LS	1.00	1.00	0.00	$2,500.00	$0.00
24	VIDEO INSPECTION	1.00	LS	1.00	1.00	0.00	$2,500.00	$0.00
25	OWEN TANK DEMOLITION	1.00	LS	1.00	1.00	0.00	$100,000.00	$0.00
26	0.5 MG WATER STORAGE TANK AND APPURTENANCES	1.00	LS	1.00	1.00	0.00	$2,400,000.00	$0.00
27	OVERFLOW PRECAST DROP INLET, 36" X 36"	1.00	EA	1.00	1.00	0.00	$10,000.00	$0.00
28	CLEANOUT DOOR PRECAST DROP INLET, 48" X 48"	1.00	EA	1.00	1.00	0.00	$10,000.00	$0.00
29	CATHODIC PROTECTION SYSTEM (TANK)	1.00	LS	1.00	1.00	0.00	$30,000.00	$0.00
30	CONCRETE PAD (SURGE TANKS)	17.00	CY	17.00	17.00	0.00	$2,000.00	$0.00
31	1250 GAL BLADDER SURGE TANK CONTROL SYSTEM	1.00	LS	1.00	1.00	0.00	$100,000.00	$0.00
32	3000 GAL BLADDER SURGE TANK CONTROL SYSTEM	1.00	LS	1.00	1.00	0.00	$100,000.00	$0.00
33	GRAVEL	130.00	CY	130.00	130.00	0.00	$150.00	$0.00
34	CONCRETE RAIL FENCE	165.00	LF	165.00	165.00	0.00	$115.00	$0.00
35	PCC HEADER, 6"X12"	890.00	LF	550.00	550.00	0.00	$50.00	$0.00
36	CONCRETE PAVING (PCC) 4" THICK	305.00	SF	226.50	226.50	0.00	$50.00	$0.00
37	TREE PROTECTION	1.00	LS	1.00	1.00	0.00	$5,000.00	$0.00
38	ELECTRICAL WORK	1.00	LS	1.00	1.00	0.00	$550,000.00	$0.00
39	TRAFFIC CONTROL	1.00	LS	1.00	1.00	0.00	$25,000.00	$0.00
40	CONST & REMOVE TEMP CHAIN LINK FENCE	275.00	LF	275.00	275.00	0.00	$50.00	$0.00
S-1	TIME EXTENSION		WD	31.00	31.00	0.00	$0.00	$0.00
S-2	OVER-EX		LS	1.00	1.00	0.00	$8,564.00	$0.00
S-3	ADDITIONAL RC FOR STORAGE TANK SLAB		LS	1.00	1.00	0.00	$125,000.00	$0.00
S-4A	DEWATERING		LS	1.00	1.00	0.00	$7,500.00	$0.00
S-5	BLOWER UPGRADE		LS	1.00	1.00	0.00	$37,000.00	$0.00
S-6	SURGE TANK FOUNDATION REDESIGN		LS	1.00	1.00	0.00	$12,500.00	$0.00
S-7	TIME EXTENSION		DAYS	28.00	28.00	0.00	$0.00	$0.00
S-8	ADD SLURRY BACKFIL		LS	1.00	1.00	0.00	$2,000.00	$0.00
S-9	SURGE TANK CONNECTION RE-DESIGN		LS	1.00	1.00	0.00	$70,000.00	$0.00
S-10	CAULKING		LS	1.00	1.00	0.00	$1,900.00	$0.00
S-11	ADD ADDITIONAL TEE AND VALVE		LS	1.00	1.00	0.00	$2,500.00	$0.00
S-12	TANK COLOR CHANGE		LS	1.00	1.00	0.00	$23,000.00	$0.00
S-13	INSTALL GASKETS		LS	1.00	1.00	0.00	$695.17	$0.00
S-13A	CORRECTION TO ITEM S-13 FOR NUMBER TRANSPOSITION		LS	1.00	0.00	1.00	$0.54	$0.54
S-14	REVISE RADIO AND ANTENA		LS	1.00	1.00	0.00	$5,929.57	$0.00
S-15	REVISED SAMPLE TAP MATERIAL		LS	1.00	1.00	0.00	$869.92	$0.00
S-16	SURGE TANK DISINFECTION		LS	1.00	1.00	0.00	$7,872.00	$0.00
S-17	EDISON TRENCH		LS	1.00	1.00	0.00	$7,792.28	$0.00
S-18	ADDITIONAL PAVING AND REPAIRS		LS	1.00	1.00	0.00	$10,000.00	$0.00
S-19	DELIVERY DELAY POSTPONEMENT		DAYS	168.00	168.00	0.00	$0.00	$0.00
S-19A	ADDITIONAL EXTENSION FOR ELECTRICAL INSTALLATION		EA	15.00	15.00	0.00	$0.00	$0.00
S-20	ADDITIONAL GROUNDING		LS	1.00	1.00	0.00	$1,790.00	$0.00
S-21	TANK ANTENNA AND CONDUIT CONFIGURATION		LS	1.00	0.00	1.00	$4,267.10	$4,267.10
S-22	INSTALL CONTROL WIRING FROM MCC TO PUMPS A AND B		LS	1.00	0.00	1.00	$4,375.85	$4,375.85

DEDUCTION DETAIL

Description	Unit	Unit Price	Current Amount
OVERTIME INSPECTION	HOUR	$100.00	$0.00
LIQUIDATED DAMAGES	DAY	$2,000.00	$0.00
LABOR COMPLIANCE	VIOLATION	$250.00	$0.00
AFFIRMATIVE ACTION	VIOLATION	$200.00	$0.00
BEST MANAGEMENT PRACTICE	VIOLATION	$1,000.00	$0.00
SCHEDULE UPDATE	MONTHLY	$250.00	$0.00
LOCAL TARGATED WORKER HIRING PROGRAM	STIP	$1.00	$0.00

FINANCIAL SUMMARY

	Total	Previous	Current
Earned	$4,736,106.43	$4,715,962.94	$20,143.49
Retained	$236,805.33	$235,798.18	$1,007.15
Deducted	$0.00	$0.00	$0.00
Due	$4,499,301.10	$4,480,164.76	$19,136.34

*The term "As-Built" used by the Department of Public Works in combination with the Engineer's Monthly Estimate process indicates that the project has been field accepted and that the pay quantities and deductions as detailed above are FINAL. Unless a certified letter is received by this office within 14 calendar days disputing the amounts shown, an acceptance letter will be filed with the Board of Supervisors authorizing the release of retention.

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