Agenda

ARTICLE 5 — INSURANCE AND INDEMNIFICATION

CONTRACTOR shall carry and maintain in effect during the performance of services under this
contract:

> General liability insurance in the amount of $1,000,000 per occurrence; $2,000,000
aggregate;

>» Motor Vehicle Liability: $1,000,000 Combined Single Limit;*Coverage must include all
owned, non-owned and hired vehicles; and

>» Workers’ Compensation Coverage in compliance with the State of NH Statutes,
$100,000/$500,000/$100,000.

In the event of a conflict between the terms of the Proposal and the terms of this Agreement, a
written change order and/or fully executed City of Nashua Purchase Order, the terms of this
Agreement, the written change order or the fully executed City of Nashua Purchase Order shall
control over the terms of the Proposal.

ARTICLE 2— WORK TO BE PERFORMED

STANDARD FORM OF AGREEMENT
BETWEEN OWNER AND CONTRACTOR

This agreement is made:

BETWEEN the OWNER: City of Nashua, New Hampshire

229 Main Street
Nashua, NH 03060-2019

And the CONTRACTOR: Mass Crane and Hoist Service

500 Potash Hill Road — Unit 1
Tyngsborough, MA 01879

and its successors, transferees and assignees
(together “CONTRACTOR?” )

For the following Project: | Dry Well Hoist Replacement

IFB1093-122920

ARTICLE 1 —- THE CONTRACT DOCUMENTS

14320-6
HOIST SYSTEMS

The laser sensors shall be environmentally rated to IP65 for industrial use in
process facilities, along with a +60deg C upper operating temp limit.

The standard system shall be capable of being configured to monitor restricted
zones around process piping and other machinery using a pair of laser distance
sensors monitoring the position of the bridge and trolley throughout the crane
runway and span. The position of the bridge and trolley relative to the fixed
structure is always known.

14320-5
HOIST SYSTEMS

Cable reel electrification shall be provided using cable sized for the hoist and
designed for use on a cable reel (to prevent twisting under tension). The reel shall
be located to allow smooth operation of the hoist and be supplied with all brackets,
swivels, and connectors to provide complete installation.

10.

11.

12.

13.

14320-4
HOIST SYSTEMS

Overload device shall be provided to prevent lifting excessive overloads. This
load-limiting device shall be preset at the factory to disengage the hoist motor
from the gearing in event of excessive overload condition. Overload device is
to be located between the motor and load brake, so that the load brake will
hold the load in event of overload device failure.

14320-3
HOIST SYSTEMS

2.3 MANUFACTURERS

A.

B.

Electric Hoist with Integral Trolley

1. ACCO Material Handling Solutions, York, PA
2. Or equivalent

Bridge Crane Tractor Drives

1. ACCO Material Handling Solutions, York, PA
2. Or equivalent

2.4 TROLLEYS

A. Trolleys shall be manufactured with heavy section rolled steel side frames.

14320-2
HOIST SYSTEMS

All components and installations shall be the responsibility of one manufacturer.
All electrical equipment shall comply with the applicable requirements for
materials, workmanship, construction and installation of the latest NEMA and
National Electrical Code and Standards.

E. The current issue of Underhung Cranes and Monorail Systems by the MMA and
the Hoist Manufactures Institute shall be included as a part of this section unless
otherwise specified.

go

14320-1
SECTION 14320

HOIST SYSTEMS

PART 1 - GENERAL

1.1 SECTION INCLUDES

A.
B.

Furnish, install, and test electric hoist systems as specified herein.

The hoist systems shall replace the existing and be complete with hoist, trolley and
two tractor drives on the existing bridge crane, and all appurtenances necessary to
complete the installation.

DIVISION 6

TECHNICAL SPECIFICATIONS