MODIFICATION 4 TO: RECOVERY-Y-PROJECT CODE 4230, Upgrade of 50 year old recreation facilities for the health and safety of visitors. Upgrades include repairs to wastewater plant tanks, replacement leach field, and relocation of wastewater lift station, C

FURNISH THE U.S. ARMY CORPS OF ENGINEERS (COE), SAN FRANCISCO DISTRICT WITH SUPPLIES AND SERVICES, IN ACCORDANCE WITH (NEWLAND ENTITIES, INC.) QUOTATION, DATED JULY 20, 2010, WHICH REFLECTS THE FOLLOWING:

- REPLACE/RE-PLUMB FLOW METER:  EXISTING 4-INCH WASTEWATER FLOW METER IS UNDERSIZED AND NEEDS TO BE UP-SIZED TO 8 INCHES IN ORDER TO ADJUST WASTEWATER PUMPS FOR EFFECTIVE OPERATION.  UNFORTUNATELY, THIS WAS A DESIGN OVERSIGHT BY THE GOVERNMENT THAT DID NOT BECOME EVIDENT UNTIL THE PUMPS WERE TESTED.  THE PROPOSED COST OF THIS WOTK ITEM IS $13,473.00.

- ABANDON 4 EXISTING SEWER MANHOLES:  THIS WORK ITEM WAS NOT INCLUDED IN THE SCOPE OF SERVICES, BUT IS HIGHLY RECOMMENDED FOR SAFETY REASONS; i.e. APPROPRIATE BACKFILLING OF MANHOLES IS REQUIRED TO PREVENT ACCUMULATION OF POTENTIAL EXPLOSIVE AND TOXIC GASES.  THE PROPOSED COST OF THIS WORK ITEM IS $14,991.00.

- INSTALL FRENCH DRAIN:  DRAIN WOULD BE INSTALLED ACROSS SERVICE/ACCESS ROAD TO PROJECT'S WASTEWATER TREATMENT FACILITY AND LOCAL WATER DISTRICT'S PUMPING PLANT FOR POTABLE WATER SUPPLY, TO ADDRESS GROUNDWATER SEEPAGE PROBLEM.  COST OF THIS ITEM IS $5,790.00

- REPAIR DAMAGED WATERLINE:  EXISTING WATERLINE, WHICH SUPPLIES WASTEWATER TREATMENT PLANT, VISITOR CENTER AND RECREATIONAL AREAS, WAS DAMAGED DURING INSTALLATION OF WASTEWATER PIPELINE.  LOCATION OF WATERLINE WAS NOT IDENTIFIED ON AS-BUILT DRAWINGS AND CONTRACTOR WAS UNSUCCESSFUL IN LOCATING THE WATERLINE DURING THEIR NORMAL PRE-EXCAVATION EFFORTS TO LOCATE UNDERGROUND UTILITIES.  COST OF THIS WORK ITEM IS $18,697.00.

- THE CONTRACTOR HAS OFFERED TO PROVIDE ANTI-GRAFFITI PAINT FOR APPLICATION, BY OTHERS, ON THE NEW WASTEWATER PUMP HOUSE.  THE COST OF THE PAINT IS $500.00.