Contractor shall record the vertical feet of repair completed for each structure as identified by
Nashua’s GIS naming system, and the total vertical feet of repair for each street. Payment is
contingent upon submittal of quantities in a per structure, and per street format.
Page 18 of 42
ITEM 604.4 - REPAIR OF EXISTING STRUCTURES
A. SCOPE
This work consists of repairing existing structures below 12” from the bottom of existing casting
frame.
B. MATERIALS AND CONSTRUCTION
The contractor shall include all labor, materials, equipment, and transportation necessary to
repair existing structures other than within the top 12 inches below the bottom of casting frame.
Repairs in that section shall not be paid under this item.
Technical Specifications — 2021 Paving Program Residential Roadways
Leaching Catch Basin Detail
SINGLE GRATE - 24° » 24° OPENING
DOUBLE GRATE - 24" « 40" OPENING
TOP SLAB [H-20 LOADING)
EE SPI FILTER FABRIC
| A SSS (MIRAF) 140M OR
A “ APPROVED EQUAL}
i CRUSHED STONE (COURSE)
NHOOT ITEM 204.6
[MIN
PERFORATION (TYP)
12 OF BOTH WAYS
1. BASE SHALL BE SOLID, SEDIMENT SHALL BE
REMOVED ON 4, REGULAR SCHEDULED BASIS
BY OVINER.
ITEM 604.124 - CATCH BASIN
A. SCOPE
This work includes furnishing and installing a catch basin at locations shown on the plans or as
directed by the Engineer.
B. MATERIALS AND CONSTRUCTION
ITEM 603.82212 —- 12” POLYETHYLENE PIPE (TYPE S)
A.
SCOPE
This work shall consist of furnishing and installing polyethylene (PE) pipe type S, at the
locations shown on the plans or as ordered by the Engineer.
MATERIALS AND CONSTRUCTION
C. MEASUREMENT AND PAYMENT
The accepted quantities of Cold Planing Transitions will be paid for by the Square Yard
measured in the field and approved by the Engineer. Contractor shall record the square yards of
cold planed transitions for each street. Payment is contingent upon submittal of quantities in a
per street format. This payment shall also include all materials, labor, equipment, and all else
needed to complete the work under this item.
Page 13 of 42
ITEM 417.20- COLD PLANING TRANSITIONS
A. SCOPE
This work shall consist of the removal of existing bituminous pavement the depth and limits
shown on the plans or as directed by the Engineer. Cold planning transitions are required to tie in
overlays with existing pavement.
For roadways which are being reclaimed this item shall only be used to pay for cold planing at
driveway tie-ins as directed by the Engineer.
C. MEASUREMENT AND PAYMENT
This item shall be measured by the Square Yard of Cold Planing of Bituminous Surfaces.
Payment for this item shall be at the contract unit price per Square Yard. This payment shall also
include all materials, labor, equipment, and all else needed to complete the work under this item.
Contractor shall record the square yards of cold planed area for each street. Payment is
contingent upon submittal of quantities in a per street format.
ITEM 417 - COLD PLANING OF BITUMINOUS SURFACES
A. SCOPE
This work shall consist of the removal of existing bituminous pavement between road edges, to
the depth shown on the plans or as ordered by the Engineer. Maximum depth will vary from 1.5”
to 2”, depending upon the specific street treatment.
B. MATERIALS AND CONSTRUCTION
ITEM 403.6 - PAVEMENT JOINT ADHESIVE
A. SCOPE
This work includes the installation of pavement joint adhesive in locations as specified herein,
shown on the plans or as directed by the Engineer.
B. MATERIALS AND CONSTRUCTION
