Finance Committee

DIVISION 1

INVITATION TO BID

TABLE OF CONTENTS

2019 Sewer Replacement Project

Construction Specifications
and
Contract Documents

Prepared By:

Hayner/Swanson, Inc.
3 Congress Street
Nashua, NH 03062
Tel: (603) 883-2057

Prepared For:

City of Nashua, New Hampshire
Division of Public Works
Engineering Department

January 2019

To:

From:

Re:

G. Motion:

Discussion:

City of Nashua, Public Works Division

Board of Public Works Meeting Date: February 28, 2019

Stephen Dookran, P.E., City Engineer
Engineering Department

2019 Sewer Replacement
Construction

To approve the award of the construction contract for the 2019 Sewer Rehabilitation
Project to N. Granese & Sons, Inc. of Salem, MA in the amount of $1,001,888. Funding
will be through: Department: 169 Wastewater; Fund: Bond; Activity: Sewer Rehab.

)) THE CITY OF NASHUA “The Gate City’

Financial Services

Purchasing Department

February 28, 2019
Memo #19-126

TO: MAYOR DONCHESS
FINANCE COMMITTEE

SUBJECT: 2019 SEWER REPLACEMENT CONSTRUCTION (VALUE: $1,001 ,888)
DEPARTMENT: 169 WASTEWATER; FUND: BOND

Please see the attached communication from Stephen Dookran, P.E., City Engineer, dated February 28,
2019 for information related to this purchase.

E. Inside drop bowl assemblies; and reconstructed channels, inverts, and benches shall pass
a visual inspection for voids, pinholes, cracks, leakage, and any other defect.

END OF SECTION

2019 CIPP Lining Project Manhole Rehabilitation
Nashua, NH 02800-10

3.05

Schedule 40 PVC pipe shall be connected using industry-grade solvent cement.

Drop pipe shall be secured to the inside of manhole using steel straps or struts. Straps
shall have a minimum width of 1/2 inch and a minimum thickness of 0.03 inch.

3.03

3.04

and date of work performed shall be affixed to the structure in a readily-visible location,
and a final written report shall be provided to Owner and Engineer detailing the location,
date of report, and description of liner installation.

4. Finished Dry Thickness: See Article 3.04, Paragraph H herein

5. Bond Strength: 2,000 psi (per ASTM C882)

PART 3 - EXECUTION
3.01 GENERAL:

A. Contractor shall accurately field-measure and size the rehabilitation products for each
individual manhole. Each existing sewer manhole to be rehabilitated may have a
different configuration and varying field dimensions. All field measurements shall
conform to the requirements of the manufacturers of the rehabilitation products.

3.02 INTERNAL LINER SYSTEM:

early strength, hand-applied cementitious materials for stopping infiltrating water and
making repairs to concrete, brick, or other masonry-constructed manholes. The materials
shall be non-shrinking, nonmetallic, and non-corrosive. The materials shall be
compatible with the lining material used. Infiltration control and patching materials shall
be as manufactured by The Strong Company, Inc., Raven Lining Systems, Madewell
Products Corporation, Quadex, Inc., or Engineer-approved equal.