Trail Barriers (USFS TB1)Open in the viewer

Trail Barriers (USFS TB1)

2D drawing · DWG · 86 KB

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Public domain (US Government work). A work of the US federal government, in the public domain in the United States (17 U.S.C. §105). Free to use, modify and redistribute; rights outside the US may differ. About government works

Source: USDA Forest Service Engineering Drawing Library

Description

Trail Barriers. Standard drawing TB1 from the USDA Forest Service Engineering AutoCAD Drawing Library, Transportation section (Region San Juan-Rio Grande NF, R2). A US federal government work, in the public domain in the US. Forest Service drawings were developed as guidance for its own projects and may not meet current standards: check dimensions, codes and site conditions before use.

Construction detailsforest serviceusdatb1roadtransportation

File: usfs-tb1-trail-barriers.dwg · added 2026-09-24 · available until 2031-09-24. Added from USDA Forest Service Engineering Drawing Library under its public-domain status; see the library terms. Think this part infringes someone’s rights? Use Report on the viewer page or see our copyright policy.

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