Agenda

Nashua Waste Water Treatment Facility - Energy Recovery Generator Upgrade
Engineering Design Services

5.3. Hold scoping meeting with NHDES to review existing permit and requirements
for submittal on new generators.
5.4. Prepare permit submittal package (assumed Title V permit is not triggered):

5.4.1. Collect information on digester gas characteristics and current
generation rates from city of Nashua.

5.4.2. Collect information of generator emission rates from Waldron.

Nashua Waste Water Treatment Facility - Energy Recovery Generator Upgrade
Engineering Design Services

3. 90% Design

3.1. Waldron will revise and incorporate the applicable comments to design
documents from the outcome of the 75% Design Phase review meeting.

3.2. Develop piping diagrams - plan, elevation and details.

3.3. Develop ductwork diagrams - plan, elevation and details.
3.4. Develop distribution piping diagrams - plan and details.

3.5. Mechanical installation specifications.

Nashua Waste Water Treatment Facility — Energy Recovery Generator Upgrade
Engineering Design Services

2.7. Prepare electrical control scheme design including load sharing mode of
operation among engines generator and utility and synchronization to the
utility.

2.8. Develop control system architecture.

2.9. Provide technical input to National Grid, the local Electrical Utility,
Interconnection application. Interconnection application will be the
responsibility of City of Nashua.

Nashua Waste Water Treatment Facility - Energy Recovery Generator Upgrade
Engineering Design Services

Scope cf Work -Work Breakdown Struciure

1. 30% Design
1.1. Project kickoff meeting.
1.2. Collect and review existing facility design document.
1.3. Evaluate Cogen Generator Options and building layout and site plan.

1.4. Evaluate existing digester gas capacity and cleaning system conditions that
includes (service provided by Wright-Pierces):

Nashua Waste Water Treatment Facility - Energy Recovery Generator Upgrade
Engineering Design Services

A

li. Description of Work and Approach to RFQ (Rev.2)

ll. Project
Approach

City of Nashua Waste Water Treatment Facility - Energy Recovery Generator Upgrade
Engineering Design Services

i. Executive Summary

Waldron Engineering and Construction, Inc. (Waldron) has compiled a project team with a
depth of cogeneration design experience and waste water treatment plant operations
experience that will ensure success for the design aspects of the Waste Water Treatment
Facility Energy Recovery Generator Upgrade project. The team brings the following
attributes to the project:

Executive
Summary

Nashua Waste Water Treatment Facility
Energy Recovery Generator Upgrade RFQ 0258 - 080417

Table of Contents

. Executive Summary

ll. Project Approach

lil. Waldron Project Team

a. Resumes
b. Organizational Chart
c. Project Experience

IV. Addendum #1

Rockland Counzy REP
WALDRON ity 20

WALDRON ENGINEERING & CONSTRUCTION, INC.

August 3", 2017

William Keating
Wastewater Project Engineer
Nashua Waste Water Treatment Facility

City of Nashua

Central Purchasing

229 Main Street, Room 128
Nashua, NH 03061

RE: — Energy Recovery Generator Upgrade
Engineering Proposal
RFQ 0285-080417

Dear Mr. Keating,