Question Archive: 2012

ID Problem Title State Date Asked Date Last Answered
636 Tie Down Straps on thin HMA Pavements MO December 14, 2012 January 2, 2013
635 MGS Long Span - TRP-03-187-07 WY December 12, 2012 December 13, 2012
634 CRT posts behind a curb IA November 20, 2012 November 21, 2012
633 Retrofitting brush curb WI November 16, 2012 January 3, 2013
632 Allowable exposed offset for PCB to median gate attachment hardware WI November 7, 2012 November 14, 2012
610 How much of a 2:1 do we need behind a beam guard post WI November 1, 2012 November 1, 2012
661 MGS Low-Fill Culvert Attachments KS September 29, 2012 November 15, 2012
582 Codecs for Viewing Crash Tests Videos WY September 27, 2012 October 23, 2012
581 Replacement Criteria for Broken Strands of Cable WY September 27, 2012 October 22, 2012
613 Epoxy bolt question for BEAT-SSCC WI September 17, 2012 September 21, 2012
662 Guardrail posts W6x9 vs W6x8.5 NE September 11, 2012 September 11, 2012
624 Tube Spec for PCB Tie-Down through Asphalt WI September 6, 2012 November 5, 2012
631 Draft of Short Radius Guardrail Standard Drawing KS August 27, 2012 August 28, 2012
612 Bullnose Foundation Tube at Post No. 1 WI August 24, 2012 August 24, 2012
617 IH 43 NB at IH 39 SB Off Ramp WI August 14, 2012 August 14, 2012
627 Metric-Height W-beam Guardrail Attached to Top of Concrete Box Culvert KS August 10, 2012 August 10, 2012
614 MGS Culvert Applications KS August 9, 2012 August 9, 2012
619 T-Intersection Guardrail KS August 1, 2012 August 2, 2012
556 Temporary Concrete Barrier Crossing Expansion Joints IL July 25, 2012 August 17, 2012
625 Reasonable Variance of Cable Barrier Placement MO July 13, 2012 July 20, 2012
621 Connection of a sound wall to a concrete barrier WI July 12, 2012 July 12, 2012
677 MGS long span CT July 5, 2012 July 16, 2012
630 Short-Radius Guardrail IA June 26, 2012 July 18, 2012
628 Nested vs 12 gauge thrie beam IA June 26, 2012 July 13, 2012
629 Median Barrier Anchoring Options IA June 22, 2012 July 16, 2012
623 Thrie beam/Barrier plate attachment WI June 19, 2012 June 19, 2012
615 51-inch Integral Barrier WI June 11, 2012 June 11, 2012
546 MGS Bolted to Intake Top? IA May 1, 2012 May 8, 2012
544 Steel backed timber transition to rigid barrier WI April 25, 2012 May 3, 2012
543 Asphalt Width under TCB Transition to Bridge IA April 25, 2012 April 26, 2012
542 TL-2 permanent concrete barrier WI April 25, 2012 April 25, 2012
541 Median width WI April 25, 2012 May 2, 2012
540 Clear Zone for Roadways with Design Speed of 70 mph WI April 25, 2012 September 28, 2012
626 Guardrail Need paper by Wolford and Sicking KS April 23, 2012 April 24, 2012
676 MWTSP with vertical-faced bridge rail IA April 11, 2012 April 12, 2012
611 Anchoring Temporary Barriers over Bridge Expansion Joints MN April 7, 2012 April 13, 2012
616 MGS to low tension cable guardrail transition NE March 29, 2012 March 30, 2012
620 MGS Steep Slope IA March 27, 2012 March 28, 2012
537 Transition from Temporary to Permanent Barrier WI March 26, 2012 April 2, 2012
538 Anchoring Temporary barrier to Bridge Deck with Asphalt Overlay WI March 26, 2012 March 27, 2012
528 MGS Guardrail (Planing Blockouts) KS March 20, 2012 March 20, 2012
529 MGS without Blockouts WY March 1, 2012 March 5, 2012
527 MGS Adjacent to 2:1 Slope - No blockout NE March 1, 2012 March 2, 2012
526 Tapered Bridge Rail Approach Transition NE February 29, 2012 March 5, 2012
618 Low Tension Cable Slopes NE February 28, 2012 April 12, 2012
535 Simplified Steel-Post MGS Stiffness Transition February 27, 2012 February 28, 2012
622 Roadside barrier with narrow shoulder IL February 21, 2012 March 21, 2012
536 Use of Wood Posts with limited fill behind Posts WY February 17, 2012 February 18, 2012
533 Temporary Barrier advice OH February 14, 2012 February 17, 2012
534 Thrie Beam Bullnose Post Length after Post 9 KS February 10, 2012 February 11, 2012
524 Temporary Barrier Thrie Beam Connection WI February 9, 2012 February 10, 2012
523 Concrete median barrier on bridge MN January 27, 2012 February 13, 2012
522 Charts from Guardrail Need paper in Transportation Research Record 1599 WI January 25, 2012 January 27, 2012
531 Tall Curb at Bridge Approach IA January 23, 2012 February 16, 2012
532 Strength Properties Of Guardrail Posts WA January 17, 2012 February 2, 2012
525 MGS Steep Slope IA January 11, 2012 January 13, 2012
521 Mitchell Interchange Standpipe Protection WI January 2, 2012 March 5, 2012

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