# Directives
1 - National - CPL 02-00-034 [CPL 2.34 CH-8] - Change to the Construction Standard Alleged Violation Elements (SAVEs) Manual.
# Federal Register
1 - 82:28098-28099 - Underground Construction Standard Extension of the Office of Management and Budget's (OMB) Approval of Information Collection (Paperwork) Requirements - PDF
2 - 80:25365-25526 - Confined Spaces in Construction; Final Rule - PDF
3 - 80:13893-13894 - Agency Information Collection Activities: Announcement of the Office of Management and Budget (OMB) Control Numbers Under the Paperwork Reduction Act - PDF
4 - 79:42537-42538 - Agency Information Collection Activities; Submission for OMB Review; Comment Request; Underground Construction Standard - PDF
5 - 79:19125-19127 - Underground Construction Standard; Extension of the Office of Management and Budget's (OMB) Approval of Information Collection (Paperwork) Requirements - PDF
6 - 76:8782-8784 - Underground Construction Standard; Extension of the Office of Management and Budget's (OMB) Approval of Information Collection (Paperwork) Requirements - PDF
7 - 73:13011-13012 - Submission for OMB Review: Comment Request - PDF
8 - 72:71161-71162 - Underground Construction Standard; Extension of the Office of Management and Budget's (OMB) Approval of Information Collection (Paperwork) Requirements - PDF
9 - 70:10686-10687 - Submission for OMB Review: Comment Request - PDF
10 - 69:74539-74541 - Underground Construction Standard; Extension of the Office of Management and Budget's (OMB) Approval of Information Collection (Paperwork) Requirements - PDF
11 - 66:45868-45870 - Underground Construction Standard; Extension of the Office of Management and Budget's (OMB) Approval of Information-Collection (Paperwork) Requirements - PDF
12 - 64:18809-18810 - Office of Management and Budget Control Numbers Under the Paperwork Reduction Act for Miscellaneous Construction Industry Rules. - PDF
13 - 63:47323-47324 - Submission for OMB Review; Comment Request. - PDF
14 - 63:33713-33714 - Underground Construction -- Air Quality Record. - PDF
15 - 54:23824-57 - Underground Construction
16 - 52:12629-32 - Variance
17 - 50:33357-9 - Underground Construction
18 - 48:56087 - Tunnels and Shafts
19 - 48:35774-818 - Underground Construction
20 - 39:10216-23 - Tunnels and Shafts
# Regulations
1 - 1926.800 - Underground Construction
# Standard Interpretations
1 - 1926.800 - Applicablity of Subpart S to tunnels contructed by auger boring.
2 - 1926.800 - Typographical error in internet text of 1926.800(r)(13)(ii).
3 - 1926.800 - Request for an interpretation regarding the applicability of 1926.800 to the Fort Point Channel Crossing Immersed Tube. Tunnel.
4 - 1926.800 - Construction standards for equipment such as Shuttle Buggy.
5 - 1926.800 - Application of 1926.800 to lone employees working underground in a tunnel or shaft connected to a tunnel.
6 - 1926.800 - Application of the Confined Spaces Advisor to construction; personal fall arrest system requirements.
7 - 1926.800 - Numerous clarifications regarding underground construction;variances; joint ventures.
8 - 1926.800 - Fire prevention and protection requirements applicable to underground construction.
9 - 1926.800 - Wedge Sockets Wire Rope Clips (Piggy-Back Clip).
10 - 1926.800 - Wire rope clips in conjunction with wedge sockets.
11 - 1926.800 - Definition of Potentially Gassy Atmosphere.
12 - 1926.800 - Cage, skip and load connections to hoist ropes.
13 - 1926.800 - Use of liquefied petroleum gas (LPG) underground.
14 - 1926.800 - Transportation of compressed gas chambers.
15 - 1926.800 - Rehabilitation of a sewer tunnel constructed in the years between 1926 and 1932
16 - 1926.800 - Cut and cover construction.
17 - 1926.800 - Safety aspects of personnel and material hoists.
18 - 1926.800 - Cut-and-cover operation regulations of Excavation, Trenching, and Shoring.
19 - 1926.800 - Methylacetylene-propadiene, stabilized, by definition, is not a liquefied petroleum gas, but is considered as a fuel gas.
20 - 1926.800 - The handling, Storing and Use of MAPP Gas in Underground Construction Work.
21 - 1926.800 - Clarification of 29 CFR 1926.350(b)(4) to Permit Cylinders Containing Oxygen, Acetylene or Other Fuel Gas to be Taken into Tunnels.
22 - 1926.800 - Cut and cover tunneling operations.