A study was conducted on the evaluation of a flagger training session on speed control in rural Interstate construction zones. Two flaggers were randomly selected to participate in a training session, … [Read more...] about Evaluation of Flagger Training Session on Speed Control in Rural Interstate Construction Zones
Rural Highways
Field Studies of Temporary Pavement Markings at Overlay Project Work Zones on Two-Lane, Two-Way Rural Highways (with Discussion and Closure)
In response to FHWA's proposed rule requiring that all states use 4-ft pavement markings on 40-ft centers as temporary markings in highway work zones, NCHRP awarded a research contract to the Texas … [Read more...] about Field Studies of Temporary Pavement Markings at Overlay Project Work Zones on Two-Lane, Two-Way Rural Highways (with Discussion and Closure)
Selection of Work Zone Channelizing Devices Using the Value Engineering Approach (abridgement)
The use of value engineering for selecting work zone channelizing devices is investigated. For illustration, the approach is used to select devices for a lane closure taper at a rural freeway work … [Read more...] about Selection of Work Zone Channelizing Devices Using the Value Engineering Approach (abridgement)
Alternative Sign Sequences for Work Zones on Rural Highways
Two experiments were done on a two-lane rural road (US-2) in central Maine to evaluate the effectiveness of alternate signing sequences for providing warning to motorists of construction and … [Read more...] about Alternative Sign Sequences for Work Zones on Rural Highways
Field Evaluation of Highway Advisory Radio for Traffic Management in Work Zones (abridgement)
Studies were conducted at a major maintenance work zone on a rural Interstate highway in Texas to evaluate the use of Highway Advisory Radio (HAR) for traffic management in work zones. The studies … [Read more...] about Field Evaluation of Highway Advisory Radio for Traffic Management in Work Zones (abridgement)
Accident Characteristics Before, During, and After Safety Upgrading Projects on Ohio’s Rural Interstate System
In 1973, minor safety upgrading projects were conducted at 21 locations on the rural Interstate system of Ohio, involving 618 km (384 miles) of freeways. In 1972, the accident rate per million vehicle … [Read more...] about Accident Characteristics Before, During, and After Safety Upgrading Projects on Ohio’s Rural Interstate System