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Problem Title State Date Asked Date Last Answered
Design loads for safety grates for culvert aprons MN January 21, 2026 January 22, 2026
Guardrail Rail Post Hole Location Tolerance TX January 8, 2026 January 9, 2026
F-shape temporary barrier guidance SC January 7, 2026 January 22, 2026
Crash Cushion - Quad guard location NJ January 6, 2026 January 7, 2026
Tall concrete parapet questions NJ January 5, 2026 January 6, 2026
Modified Thrie Beam Transition to Concrete Barrier IN January 2, 2026 January 27, 2026
PSST mailbox support questions MN December 24, 2025 January 2, 2026
Question About Trailing Anchor Plate GA December 8, 2025 December 10, 2025
Zone of Intrusion IN December 4, 2025 December 5, 2025
Post Removed from Cable Barrier NE November 18, 2025 November 19, 2025
Single Slope Concrete Median Barrier Geometry IL November 14, 2025 November 18, 2025
AGT Anchor Bolt attachment to concrete buttress NE November 13, 2025 November 14, 2025
Guardrail attached to a box culvert - Box culvert guardrail MO October 29, 2025 November 1, 2025
Aesthetic Bridge Rail Transition to Vertical End Buttress NJ October 16, 2025 October 17, 2025
Use of block out for Low Cost Energy Absorbing Bridge Rail MWRSF TRP-03-226-10 VA October 16, 2025 October 20, 2025
81" single slope concrete barrier drainage inlet OH October 9, 2025 October 13, 2025
SCDOT Jersey Shape J-J Hook Connection Portable Barrier SC October 7, 2025 October 8, 2025
Questions on the Culvert Mounted MGS System WI September 23, 2025 October 27, 2025
Concrete Median Barrier Anchorage IN September 17, 2025 September 18, 2025
Surface Leading to a Crash Cushion IN September 17, 2025 September 18, 2025
pinning of portable concrete barrier near edge of bridge deck SD September 12, 2025 September 13, 2025
Concrete barrier end section IA September 11, 2025 September 14, 2025
MGS with 9' Posts VA September 11, 2025 October 16, 2025
Small Roadside Sign Supports IL September 11, 2025 September 18, 2025
Socketed Weak Post Questions OH September 2, 2025 September 3, 2025
ID 29671771, STH 181 - 76th St Bridges over UPRR - SB Left Approach Guardrail WI August 22, 2025 August 25, 2025
End Terminal/Short Radius Guardrail IL August 18, 2025 August 19, 2025
MGS in combination with curb and omitted post SD August 12, 2025 August 13, 2025
Minimum Length for Cable Rail Installations OH August 12, 2025 August 14, 2025

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