Board Of Aldermen

® Structural Design of the ramp structure will be in accordance with the 2009 AASHTO LRFD Guide
Specification for the Design of Pedestrian Bridge with 2015 interim Revisions and AASHTO LRFD
Bride Design Specifications, 9" Edition, as appropriate.

« Plans will be developed in AutoCAD format.

e The project will not involve a federal action (agency funding or federal permitting) and therefore
neither the National Environmental Policy Act nor Section 106 of the National Historic
Preservation Aci will apply.

7.

8,

VHB will perform final design and detailing for all ramp components and connections.

VHB will develop 90% Ramp Plans. This plan set will include all details, notes and complete
quantity sheet. The ramp will be constructed according to the latest edition of the State of New
Hampshire Department of Transportation Standard Specifications for Raad and Bridge
Construction, unless ciherwise amended by City details and specifications.

PRELIMINARY AND FINAL DESIGN PROPOSAL-PHASE 2, 3 & 4
Scope of Services, Tasks, and Fee
Structural Engineering Services-Connector Ramp to the
Cotton Transfer Bridge at Cotton Mill Building, Nashua, NH
July 31, 2020

Scope of Services
Summary of Services:

Following is a summary of the professional engineering services required for Preliminary Design
(Phase 2}, 90% Design (Phase 3), and Final Design (Phase 4). Note that conceptual design
(Phase 1} has already been completed and submitted to the City: oo

Nashua Downtown Riverfront Project Lead Consultant Team Members are Hig for Each Task
Lumen Fitzmeyer &
Studios Tecci

VHB Halvorson Hi Tumer TOTALS

Phase 2 - Schematic Design (Preliminary Plans)

2.1 Schematic (P Plans}

244 Initiate Phase 2 $71,100!

2.12 Preliminary Design Plan development

Factory St. Extension Ped Access to
Pine Street

nofF St Extension $3

2 BF at
Vi 15 Design Services & Project Management of Downtown Riverfront Implementation
July 31, 2020

EXHIBITS

Preliminary Design Fee Summary
VHB Structural Design Scope and Fee Spreadsheets

Touloukian & Touloukian architectural design proposal

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vib Design Services & Project Management of Downtown Riverfront Implementation
July 31, 2020

APPROVED FOR APPROVED FOR
VANASSE HANGEN BRUSTLIN, INC. CITY OF NASHUA, NEW HAMPSHIRE
(ENGINEER) (CLIENT)
By: By:
Title: Title:

Date: Data:

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July 31, 2020

° Marine engineering

e Drainage studies, analysis, or design
e 3D visualizations

e Soils testing for hazardous materials

SCHEDULE

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vo Design Services & Project Management of Downtown Riverfront Implementation
July 31, 2020

conceptual design such that they could easily be advanced on different or combined tracks
to construction if a need arises.

lt is our Understanding that the City may bring tn a construction firm to assist with the cost
estimating during the preliminary design phase.

Lead Consultant: VHB
Support from: All

2.10 Project Management

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Vi Design Services & Project Management of Downtown Riverfront Implementation
July 31, 2020

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2.6 Environmental Testing

Due to budgetary constraints environmental testing is not included in this phase. If this
service is added to the contract VHB will work with one of it's selected environmental
testing forms with experience in asbestos testing.

2.7 Public and Stakeholder Engagement

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VO Design Services & Project Management of Downtown Riverfront Implementation
July 31, 2020

HL Turner has developed 2-, 5-, 10-, 50-, 100- and 500- year peak Nashua River flows
using data/analysis of stream flow records from the USGS’ Pepperell, MA gage, transposed
downriver to the project site.