1.1 UNIT PRICES
Payment for each specified item will be made at the contract unit price for
that item. Payment will include full compensation for equipment, materials
and labor for drilling; removal and disposal of temporary casing, cuttings,
and drill fluid; preparation of borehole logs; and sample handling,
containers, storage, and testing. Depth, logging, installation, casing,
riser pipe, and well screen shall be measured by linear distance. Payment
will not be allowed for test holes or monitoring wells abandoned due to
construction practices not in accordance with this specification, or for
the convenience of the Contractor.
1.1.1 Test Holes
If the total depth of the test hole is greater than that specified in the contract for "Test Holes, and Samples," the additional depth will be paid
for at the contract unit price for "Additional Test Hole Depth." If the
test hole is developed into the permanent monitoring well, no separate
payment will be made for the test hole.
1.1.2 Monitoring Well Drilling and Sampling
If the total depth of the monitoring well is greater than that specified in
the contract for "Monitoring Wells and Samples," the additional depth will
be paid for at the contract unit price for "Additional Monitoring Well
Depth."
1.1.3 Geophysical Logging
The "Geophysical Logging" unit price will include interpretation of the
logs and their delivery to the Government.
1.1.4 Casing/Riser Pipe Selection and Installation
Payment will be made for length of blank casing actually installed in the
well. Payment will include compensation for decontamination and
installation of the casing/riser pipe, cap, tail piece (if any), end cap
and centralizers; and for the furnishing and installing of the well
identification tag with information recorded thereon, or well marking as
per contract.
1.1.5 Monitoring Well Screen
Payment will be made for monitoring well screen actually installed in the
well.
1.1.6 Filter Pack Construction
Filter pack construction will be measured by the cubic meter foot. Payment
will include compensation for furnishing, delivering, storage,
decontamination, analytical testing, and installing the filter pack.
1.1.7 Bentonite Seal
The bentonite seal will be measured by the cubic meter foot. Payment will
include full compensation for hydrating, and tremieing necessary for the
work.
1.1.8 Grout Placement
The cement and/or bentonite grout used in the annulus above the bentonite
seal will be paid by the cubic meter foot used. Payment will include
compensation for cement, mixing of the grout, and pumping of grout,
bentonite, mixing of bentonite grout, and pumping of bentonite grout,
necessary for the work.
1.1.9 Monitoring Well Development
Payment for monitoring well development will be made by the hour. Payment
will include compensation for pumping, surging, bailing, sample photograph,
discharge water containers, and disposal.