[_____] metersfeet.
1.2.3
Walls and Headwalls
Walls and headwalls will be measured by the number of cubic meters yards of
reinforced concrete, plain concrete, or masonry used in the construction of
the walls and headwalls. Wall and headwalls will be paid for at the
contract unit price for the number of walls and headwalls constructed in
the completed work.
1.2.4
Flared End Sections
Flared end sections will be measured by the unit. Flared end sections will
be paid for at the contract unit price for the various sizes in the
accepted work.
1.2.5
Sheeting and Bracing
Payment will be made for that sheeting and bracing ordered to be left in
place, based on the number of square meters feet of sheeting and bracing
remaining below the surface of the ground.
1.2.6
Rock Excavation
**************************************************************************
NOTE: Reference should be made to other sections of
the project specifications, as applicable, or
pertinent requirements may be included in this
section.
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Payment will be made for the number of cubic meters yards of material
acceptably excavated, as specified and defined as rock excavation in
Section 02300 EARTHWORK, measured in the original position, and computed by
allowing actual width of rock excavation with the following limitations:
maximum rock excavation width, 750 mm 30 inches for pipe of 300 mm 12 inch
or less nominal diameter; maximum rock excavation width, 400 mm 16 inches
greater than outside diameter of pipe of more than 300 mm 12 inch nominal
diameter. Measurement will include authorized overdepth excavation.
Payment will also include all necessary drilling and blasting, and all
incidentals necessary for satisfactory excavation and disposal of
authorized rock excavation. No separate payment will be made for backfill
material required to replace rock excavation; this cost shall be included
in the Contractor's unit price bid per cubic meter yard for rock
excavation. In rock excavation for manholes and other appurtenances, 300
mm 1 foot will be allowed outside the wall lines of the structures.
1.2.7
Backfill Replacing Unstable Material
Payment will be made for the number of cubic meters yards of select
granular material required to replace unstable material for foundations
under pipes or drainage structures, which will constitute full compensation
for this backfill material, including removal and disposal of unstable
material and all excavating, hauling, placing, compacting, and all
incidentals necessary to complete the construction of the foundation
satisfactorily.
SECTION 02630
Page 11
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