6-Measurement and Payment.pdf

J. Brown On-Site Septic Replacement

MEASUREMENT AND PAYMENT

1. MOBILIZATION AND DEMOBILIZATION

Payment shall be made at the contract lump sum price for transportation of equipment, material, and personnel to and from the job site location (regardless of trips required), all required permits and fees, taxes, and all other necessary items to complete the work.

2. SOLID SEWER PIPE

Payment for solid sewer pipe 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. Compensation shall include payment for labor; excavation, backfill and compaction; 4” Solid PVC ASTM D3034 pipe and fittings;

connection of the solid sewer pipe to an existing sewer service line or home; connection to septic tank;

testing; resurfacing trenched areas to equal or better condition than existing; and all other necessary items for a complete and operational installation.

3. UNDERGROUND TWO-WAY CLEANOUT

Payment for the underground two-way cleanout as specified on the Design shall be made at the contract unit price for the number of underground cleanouts installed. Compensation shall include payment for labor; excavation, backfilling and compaction; 4” Solid PVC ASTM D3034 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. 1,500-GALLON, 2-COMPARTMENT SEPTIC TANK WITH EFFLUENT FILTER

Payment for septic tank shall be made at the contract unit price based on a complete system for the size of tank listed based on the number of tanks installed. Compensation shall include payment for labor;

excavation, backfill and compaction; sand or gravel where non-uniform native soil or groundwater is present, resurfacing excavated areas to equal or better condition than existing and grading to direct surface runoff away from tank); dual compartment concrete septic tank; two risers and lids; baffle, plumbing, and effluent filter (Orenco Biotube FTS0444-36 or equivalent); filling tank to prevent floating, leak testing, 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. 1,050-GALLON DOSING TANK, PUMP, PUMP VAULT AND CONTROLS

Payment for the dosing tank as specified in the Design, shall be made at the contract unit price for the size listed based on the number of dosing tanks installed. Compensation shall include payment for excavation, backfill, compaction, sand or gravel where non-uniform native soil or groundwater is present, resurfacing excavated areas to equal or better condition than existing and grading to direct surface runoff away from tank, dualo compartment dosing tank, risers, lids, waterproofing, plumbing, valves, fittings, pump (Orenco PF201012, 1 hp, 1-phase pump or equivalent), pump vault (Orenco PVU68-1819 or equivalent), floats, fused disconnect (when required), watertight junction box, high water alarm, control panel, wiring, connection to the existing home electric subpanel, testing, configuring the control panel and pump/dosing settings at system start-up, and all other necessary items for a complete and operational installation.

J. Brown On-Site Septic Replacement

6. SUBSURFACE DRIP DRAINFIELD (INCLUDES HEADWORKS AND TRANSPORT LINES)

& CLEARING

Payment shall be made for the subsurface drip drainfield, transport piping and headworks as specified on the Design shall be made at the contract lump sum price based on a complete system. Compensation shall include payment for:

• Excavation, trenching, backfill and compaction for drainfield, headworks and intermediate lines;

• Resurfacing trenched areas to equal or better condition than existing, and grass seeding or hydroseeding, and mulching with 3” of weed-free straw cover over trenched areas;

• Clearing and grubbing of drainfield, transport piping and headworks areas;

• Installation of auto-flush headworks (Geoflow DripFilterECO or equivalent): all pipe, fittings, valves, pressure gauge, disc filter, flow meter, chamber, lid, and connection to the dosing tank with 2” PVC Sch 40 pipe;

• Installation of supply and return lines: all pipe and fittings for 2” PVC Sch 40 supply and return lines (approximately 200’, as shown in the Design, installer to confirm lengths before construction) connection to headworks and manifold, testing, and 3” Sch 80 traffic-rated sleeve under the driveway (approximately 60’) and 5 ft to either side of the driveway;

• Installation of supply and return manifolds: 2” PVC Sch 40 supply and return manifold, dripline adapters, air/vacuum relief valves and valve boxes with gravel sump;

• Installation of subsurface drip drainfield: drip lines, fittings, pressure testing and adjustments, installing of 6” of capping fill (sandy loam or silt loam) extending on a 10-foot setback from dripline corner;

• And all other necessary items for a complete and operational installation.

7. PUMP AND DISPOSE OF EXISTING SEPTIC TANK OFFSITE

Payment for pumping and disposing of existing septic tank shall be made at the contract lump sum price.

Payment shall include locating the tank (tank location indicated on design); pumping and disposal of the liquid and solids off-site per state and local codes; excavation of the tank, removal and disposal of the tank off-site; filling the tank excavation with approved borrow material and backfilling; compaction, restoring the ground surface to equal or better condition than existing, and all other necessary items for a complete abandonment. Existing drainline may be abandoned in place.