2012 Top 10 Roads - No. 10

Nov. 1, 2012

PROJECT: I-680 Emergency Repair Project

LOCATION: Crescent, Iowa

COST: $20.35 million

DESIGNER: Snyder & Associates Inc.

CONTRACTORS: Peterson Contractors Inc., Reilly Construction Co., Manatt’s Inc.


If they wanted to take advantage of a special government offer, they needed to act fast. When a portion of I-680 was wiped out by ?ooding, the Iowa DOT needed to complete this project within 180 days of the ?ood event start to receive full ?nancial support from Washington, D.C. Design and bid challenges included a lack of horizontal/vertical control, pre-?ood and post-?ood topographic survey information and existing soil conditions.

Sponsored Recommendations

The Science Behind Sustainable Concrete Sealing Solutions

Extend the lifespan and durability of any concrete. PoreShield is a USDA BioPreferred product and is approved for residential, commercial, and industrial use. It works great above...

Proven Concrete Protection That’s Safe & Sustainable

Real-life DOT field tests and university researchers have found that PoreShieldTM lasts for 10+ years and extends the life of concrete.

Revolutionizing Concrete Protection - A Sustainable Solution for Lasting Durability

The concrete at the Indiana State Fairgrounds & Event Center is subject to several potential sources of damage including livestock biowaste, food/beverage waste, and freeze/thaw...

The Future of Concrete Preservation

PoreShield is a cost-effective, nontoxic alternative to traditional concrete sealers. It works differently, absorbing deep into the concrete pores to block damage from salt ions...