Catalog Search Results
Pub. Date
2013-
Description
In September, 2013, a slow-moving cold front stalled over Colorado, clashing with warm humid air from the south, resulting in a severe rain event that lasted a week and caused catastrophic flooding and damage along Colorados Front Range. Flood impacts were widespread, particularly across northern Colorado, where rockslides, landslides, mudslides and washouts caused major damage and, in some cases, total destruction of residences, roadways and local...
Author
Pub. Date
1998.
Description
The Pontis Bridge Inspection Coding Guide was developed by the Staff Bridge Branch of the Colorado Department of Transportation. This revision includes cross references to the General Comments and Definitions necessary to provide for uniform inspection reports from various bridge inspectors and is intended to supplement the AASHTO Guide for Commonly Recognized (CoRe) Structural Elements with clarifying information and additional elements unique to...
Author
Pub. Date
2010.
Description
This report provides a comprehensive literature survey of permanent and temporary deterrents to nesting and roosting, a discussion of risks to human health and safety from exposure to bird nests and droppings and recommended protective measures, and the results of a multi-year field study to test temporary nesting deterrents judged to be most effective.
Author
Pub. Date
2007.
Description
Self-consolidating concrete (SCC) is a stable and highly flowable concrete that consolidates without the help of external vibration and can flow through heavy reinforcement and around corners in complex formwork under its own weight. The exceptional performance of this remarkable material has attracted the attention of construction firms and DOTs in the United States interested in using SCC on new bridge construction and bridge repair projects.
Author
Pub. Date
2017.
Description
The ongoing deterioration of highway bridges in Colorado dictates that an effective method for allocating limited management resources be developed. In order to predict bridge deterioration in advance, mechanistic models that analyze the physical processes causing deterioration are capable of supplementing purely statistical models and addressing limitations associated with bridge inspection data and statistical methods. A review of existing analytical...