5-Measurement and Payment Thurston.docx

MEASUREMENT AND PAYMENT FOR BID SCHEDULE LINE ITEMS

1. MOBILIZATION AND DEMOBILIZATION

Lump sum payment for transportation of equipment, material, and personnel to and from the job site location (regardless of trips required), required permits and fees, taxes, and all other necessary items to complete the work.

2. SOLID SEWER PIPE, 4" PVC D3034

Payment for solid sewer pipe shall be made at the contract unit price for the size of pipe listed based on the number of linear feet installed. Payment shall include excavation, backfill and compaction; all pipe and fittings; connection of the solid sewer pipe to existing sewer service line from house; leak testing; resurfacing trenched areas to equal or better condition than existing; and all other necessary items for a complete and operational installation.

3. 4” UNDERGROUND TWO-WAY CLEANOUT

Payment for the underground two-way (or double sweep) cleanout shall be made at the contract unit price for the number of underground cleanouts installed. Payment shall include excavation, backfilling and compaction; all pipe and fittings; and all other necessary items for a complete and operational installation. No payment shall be made for cleanouts installed above grade as part of the connection to existing house.

4. 1,100-GALLON SINGLE-COMPARTMENT TRAFFIC RATED CONCRETE SETTLING TANK

Payment for the settling tank as specified in the Design shall be made at the contract unit price for the size of tank listed based on the number of tanks installed. Payment shall include excavation; sand or gravel where non-uniform native soil or groundwater is present; backfilling and compaction; single-compartment traffic rated concrete settling tank, two 24-inch diameter, traffic rated, concrete access risers with watertight, gastight lids and seals; baffles; plumbing, valves and fittings; solid sewer pipe connection to septic tank; 1/16-inch effluent filter (Polylok PL-122 or equivalent); resurfacing excavated areas to equal or better condition than existing and grading to direct surface runoff away from tank; and all other necessary items needed for a complete and operational installation.

5. 1,250-GALLON TRAFFIC RATED CONCRETE PUMP TANK, PUMP, AND CONTROLS

Payment for pump chambers shall be made at the contract unit price for the size of tank listed based on the number of tanks installed. Payment shall include excavation; sand or gravel where non-uniform native soil or groundwater is present; backfilling and compaction; traffic rated concrete pump chamber basin; effluent pump (Liberty FL70 Series or equivalent); solid sewer pipe between the settling tank and the pump tank; all plumbing, valves and fittings; 24-inch traffic rated, concrete access riser with watertight, gastight lid and seal; electrical controls (SJE Rhombus IFS Series or equivalent); high-water alarm, floats and watertight junction box; electrical connection from the pump chamber to the home electrical subpanel including all excavation, conduit installation, and backfill; Washington State Labor & Industries inspection; coordinating float and dosing settings with septic designer prior to start-up; resurfacing excavated areas to equal or better condition than existing and grading to direct surface runoff away from tank; and all other necessary items for a complete and operational installation.

6. 2" SCH 40 PVC EFFLUENT TRANSPORT LINE AND MANIFOLD

Payment for the effluent transport line and manifold shall be made at the contract unit price for the size of pipe listed based on the number of linear feet installed. Payment shall include excavation, backfill and compaction; all 2” Sch 40 PVC pipe and fittings including adjustable ball valves for each of the four laterals; valve control box with at-grade lid; tracer wire; leak testing; grading to direct surface runoff away from valve box; resurfacing trenched areas to equal or better condition than existing; and all other necessary items for a complete and operational installation.

7. 3” SCH 40 PVC SLEEVE FOR EFFLUENT TRANSPORT LINE

Payment for the effluent transport line sleeve, as specified on the Design, shall be made at the contract unit price for the size of pipe listed based on the number of linear feet installed. Payment shall include 3” SCH 40 PVC pipe encasement sleeve under driveway extending a minimum of five feet beyond the edge of the driveway; all pipe and fittings; and all other necessary items needed for a complete and operational installation.

8. GRAVEL TRENCH DRAINFIELD WITH 1.5” LATERALS

Payment for the pressure dosed gravel trench drainfield shall be made at the contract unit price based on the number of linear feet of drainfield trench installed. Payment shall include excavation, trenching, and backfill; washed ¾-inch to 1½-inch drain rock; 1½-inch Sch 40 PVC distribution lines to laterals and 1½-inch Sch 40 PVC laterals with 3/16-inch orifices; all other piping and fittings; filter fabric; observation port enclosures and cleanouts with threaded end caps on the end of each lateral; pressure testing, imported topsoil as needed, final grading, hydroseeding or grass seeding of entire drainfield area, grading to direct surface runoff away from drainfield area, and all other necessary items needed for a complete and operational installation.

OPTIONAL ITEMS

9. 1,125-GALLON, 2-COMPARTMENT TRAFFIC RATED CONCRETE SEPTIC TANK

Payment for the septic tank as specified in the Design shall be made at the contract unit price for the size of tank listed based on the number of tanks installed. Payment shall include excavation; sand or gravel where non-uniform native soil or groundwater is present; backfilling and compaction; two-compartment traffic rated concrete septic tank; two 24-inch diameter traffic rated concrete access risers with watertight, gastight lids and seals; baffles; plumbing, valves and fittings; solid sewer pipe connection to settling tank; resurfacing excavated areas to equal or better condition than existing and grading to direct surface runoff away from tank; and all other necessary items needed for a complete and operational installation.

10. ABANDON IN PLACE EXISTING SEPTIC TANK

Payment for pumping and abandoning existing septic tank shall be made at the contract lump sum price. Payment shall include excavation of the tank (tank location indicated on septic design); disconnection of the existing sewer pipe from home; removal and off-site disposal of risers and internal piping; pumping and disposal of the liquid and solids off-site per state and local codes; filling the tank with approved borrow material; backfilling, compaction, restoring the ground surface to equal or better condition than adjacent surfaces, and all other necessary items for a complete abandonment. Existing drain pipe may be abandoned in place by cutting and capping or may be removed off-site.