Engineering Inc - May/June 2017 - 27

Elizabeth River
Tunnels Project
Norfolk and
Portsmouth, Virginia
WSP USA
Virginia Beach,
Virginia
In developing a second tube
at the Midtown Tunnel
connecting Norfolk and
Portsmouth in Virginia, the
project team also had to
rehabilitate two existing
tunnels, add two new
interchanges to the Martin
Luther King Jr. Expressway
and relocate a 4,000-foot,
36-inch water main via
directional drilling 170 feet
beneath the Elizabeth River.
The new tunnel was
constructed in 11
prefabricated segments out
of state and lowered into a
trench excavated alongside
the existing tube. The
project also included 10 new
bridges, two buildings, five
pump stations, three noise
walls and improvements to
the regional Intelligent
Transportation System
network.

Setting a New Standard for Infrastructure Renewal
Oakland/Macomb Counties, Michigan
NTH Consultants, Ltd.
Northville, Michigan
After years of catastrophic failures, the massive Oakland-Macomb Interceptor Drain was one of Michigan's top wastewater treatment priorities. Because the
sewer had no bypass capability, the project team incorporated an innovative watertight liner to prevent additional groundwater and soil infiltration as well
as a chemical-resistant barrier to prevent further corrosion of the concrete pipe. Never had such a repair solution been attempted on such a large diameter
pipe (up to 13 feet), at such extreme depths (up to 110 feet) and over such a long distance (more than 7 miles). The repaired system assures continuous
wastewater service for more than 800,000 residents.
MAY / JUNE 2017

ENGINEERING INC.

27



Table of Contents for the Digital Edition of Engineering Inc - May/June 2017

Engineering Inc - May/june 2017
Contents
From Acec to You
Market Watch
Legislative Action
2017 Annual Convention Wrap-Up
Acec 2017 Engineering Excellence Awards
Sustainable Cities Worldwide
Joint Coalitions Roundtable
Grooming Future Engineers
Guest Column
Mergers and Acquisitions
Members in the News
Business Insights
Engineering Inc - May/June 2017 - Intro
Engineering Inc - May/June 2017 - Engineering Inc - May/june 2017
Engineering Inc - May/June 2017 - Cover2
Engineering Inc - May/June 2017 - Contents
Engineering Inc - May/June 2017 - 2
Engineering Inc - May/June 2017 - 3
Engineering Inc - May/June 2017 - From Acec to You
Engineering Inc - May/June 2017 - 5
Engineering Inc - May/June 2017 - Market Watch
Engineering Inc - May/June 2017 - 7
Engineering Inc - May/June 2017 - Legislative Action
Engineering Inc - May/June 2017 - 9
Engineering Inc - May/June 2017 - 2017 Annual Convention Wrap-Up
Engineering Inc - May/June 2017 - 11
Engineering Inc - May/June 2017 - 12
Engineering Inc - May/June 2017 - 13
Engineering Inc - May/June 2017 - 14
Engineering Inc - May/June 2017 - 15
Engineering Inc - May/June 2017 - Acec 2017 Engineering Excellence Awards
Engineering Inc - May/June 2017 - 17
Engineering Inc - May/June 2017 - 18
Engineering Inc - May/June 2017 - 19
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Engineering Inc - May/June 2017 - 48
Engineering Inc - May/June 2017 - 49
Engineering Inc - May/June 2017 - 50
Engineering Inc - May/June 2017 - 51
Engineering Inc - May/June 2017 - Sustainable Cities Worldwide
Engineering Inc - May/June 2017 - 53
Engineering Inc - May/June 2017 - 54
Engineering Inc - May/June 2017 - 55
Engineering Inc - May/June 2017 - 56
Engineering Inc - May/June 2017 - 57
Engineering Inc - May/June 2017 - Joint Coalitions Roundtable
Engineering Inc - May/June 2017 - 59
Engineering Inc - May/June 2017 - Grooming Future Engineers
Engineering Inc - May/June 2017 - 61
Engineering Inc - May/June 2017 - 62
Engineering Inc - May/June 2017 - 63
Engineering Inc - May/June 2017 - 64
Engineering Inc - May/June 2017 - Guest Column
Engineering Inc - May/June 2017 - Mergers and Acquisitions
Engineering Inc - May/June 2017 - 67
Engineering Inc - May/June 2017 - Members in the News
Engineering Inc - May/June 2017 - 69
Engineering Inc - May/June 2017 - 70
Engineering Inc - May/June 2017 - 71
Engineering Inc - May/June 2017 - Business Insights
Engineering Inc - May/June 2017 - Cover3
Engineering Inc - May/June 2017 - Cover4
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