In Indiana: Speed are reduced based on the volume of traffic, existing posted speed, and type of project (e.g., lane closures or restrictions). Normally speed reductions affect only interstate … [Read more...] about Work zone speed limit
Indiana
Time frame allowed for lane closure setup (e.g., 9:00am to 3:30pm)
In Indiana (INDOT), if the language states in the contract that a contractor cannot close a lane till 9am then the interpretation is that all devices can be ready (along the shoulder) to close the … [Read more...] about Time frame allowed for lane closure setup (e.g., 9:00am to 3:30pm)
Lane lines in work zones
For standard applications, Indiana DOT's typical lane line width is 4 inches. InDOT will implement lane lines wider than the typical width in some cases. InDOT uses 5" lane lines on all interstate … [Read more...] about Lane lines in work zones
Maintenance guidelines for cable barrier systems
Information provided below is from an email survey conducted in 2006 __________________ Indiana has two evaluation sections of the Brifen TL 4 system. The state is developing guidelines for … [Read more...] about Maintenance guidelines for cable barrier systems
Removing temporary traffic control devices with the flow of traffic vs. backing the work vehicle behind to remove the devices
Indiana does not use mobile removal of temporary traffic control devices. It has always been done using a stakebed truck, or something towing a trailer, either backing up or driving against traffic … [Read more...] about Removing temporary traffic control devices with the flow of traffic vs. backing the work vehicle behind to remove the devices