THE CITY OF NASHUA “The Cate City’
Financtal Services
Purchasing Department
ASIST LTE oe RAR ROBISON REN
May 31, 2018
Memo #18-161
TO: MAYOR DONCHESS
FINANCE COMMITTEE
SUBJECT: PAVEMENT MANAGEMENT SERVICES FOR 2018 PAVING PROGRAM (VALUE:
$328,675)
DEPARTMENT: 160 ADMIN/ENGINEERING; FUND: BOND
Please see the attached communication from Stephen Dookran, P.E., City Engineer, dated May 31, 2018
for information related to this purchase.
SECTION 413
Method of Measurement
4.1 Hot-poured crack sealant will be measured by the pound of material incorporated in the work.
Basis of Payment
5.1 The accepted quantity of hot-poured crack sealant will be paid for at the contract unit price per pound, complete in place.
5.2 Cleaning and routing will be subsidiary.
Pay item and unit:
413.1 Hot-Poured Crack Sealant Pound
413.2 Hot-Poured Crack Sealant (Low Modulus) Pound
2016 NHDOY
Go To= TOC Division 100 Division 20¢ Division 300 Division 400 Standard
SECTION 413
SECTION 413 -- HOT-POURED CRACK SEALANT
Description
1.1 This work shall consist of filling the major cracks in the pavement with an approved sealant material. The cracks to be filled
will be those designated by the Engineer.
Materials & Equipment
2.1 Material shal! be of the hot-poured type and be a product as included on the Qualified Products List.
2.1.1 Material not covered by an asphalt pavement overlay shall meet the requirements of ASTM D6690 Type II.
SECTION 410
3.6 Finished Appearance.
3.6.1 Any bituminous material splashed or sprayed onto exposed surfaces of curbs, sidewalks, or other masonry structures shall
be removed by sandblasting at the Contractor's expense.
Method of Measurement
4.1 Bituminous surface treatment will be measured by the ton, in accordance with 109.01, to the nearest 0.1 ton.
4.1.1 Blotter material furnished will be subsidiary.
4.2 Asphalt emulsion for tack coat will be measured by the gallon, in accordance with 109.01 , to the nearest gallon.
SECTION 411
3.4 Placing shall conform to 401.3.10 with the following modifications:
3.4.1 The existing pavement shall be thoroughly dry and free from all dust, dirt, and loose material. Sweeping with a power
broom supplemented by hand brooming may be required.
3.4.2 Existing pavement shall be treated with tack coat as prescribed in 410.3.4. When ordered, the existing pavement shall
be treated as prescribed in 410.3.3.
3.4.3 A leveling course of hot bituminous concrete may be ordered to prepare the pavement for the finish course.
SECTION 411
SECTION 411 -- PLANT MIX SURFACE TREATMENT
Description
L.1 This work shall consist of a leveling course when ordered and one or more courses of bituminous mixture constructed on an
existing pavement.
1.2 This work when specified shall consist of a dual purpose single course bituminous mixture which acts as a shim course and
a wearing course constructed on an existing pavement.
Materials
2,1 Materials and their use shall conform to the requirements of 401.2 as amended below:
SECTION 410
The edges of existing pavements that are to be adjacent to new pavement shall be cleaned to permit the adhesion of bituminous
materials.
3.4 Application of Bituminous Material.
3.4.1 Tack coat. Bituminous material shall be uniformly applied with an approved applicator. When ordered, a pressure
distributor shall be used. The tack coat shall be applied in such a manner as to offer the least inconvenience to traffic and to permit
one-way traffic without pickup or tracking of the bituminous material.
SECTION 410
SECTION 410 -- BITUMINOUS SURFACE TREATMENT
Description
Materials
Construction Requirements
3.2 Equipment.
3.3 Preparation of Surface to be Treated.
3.4 Application of Bituminous Material.
3.5 Seal Coat.
3.6 Finished Appearance.
Method of Measurement
Basis of Payment
Description
SECTION 403
Pay items and units:
403.11 Hot Bituminous Pavement, Machine Method Ton
| 403.119 Hot Bituminous Pavement, Machine Method, High Strength Ton |
403.12 Hot Bituminous Pavement, Hand Method Ton
403.351 Hot Bituminous Pavement, Aggregate 35 percent Wear, Ton
Machine Method
403.352 Hot Bituminous Pavement, Aggregate 35 percent Wear, Hand = Ton
