STS-002-1 SPECIAL TECHNICAL SPECIFICATION STS-002 UNDERCUTTING EXCAVATION AND BACKFILL 1.00 GENERAL This Special Technical Specification (STS) covers the requirements for undercutting excavation and backfill for unstable subgrades areas for City Streets.
9 www.aspenational.org UNDERCUTTING & BACkFILLING UNSTABLE SUBGRADE SOILS Technical Paper What successful Cost Estimators know. . . . and you should, too.
Undercutting also has a significant effect on stope stability and dilution. Undercutting the stope hanging wall on both overcut and undercut
For areas that are obviously unstable and require undercutting, do not proof roll unnecessarily to demonstrate that subgrade correction is required.
Spears Enterprises/Racing 15253 So Hwy 99 Manteca, CA 95336 Phone: (209) 923-4684 Fax (209) 923-4685 www.spearsenterprises.com Transmission Undercutting What exactly is undercutting?
BOX, PIPE, AND PLATE PIPE CULVERT UNDERCUTTING Box, Pipe and Plate Pipe Culvert Undercutting
Page 194 SECTION 421 BOX, PIPE, AND PLATE PIPE CULVERT UNDERCUTTING 421.1 DESCRIPTION This work consists of the removal of unstable material and rock, either in ledge or boulder formation, below the bedding grade of box, pipe, and plate pipe culverts, and the backfilling of undercut areas. 421.2 ...
Seepage caused tension failures and erosion undercutting ofhillslopes M.L. Chu-Agor a, G.A. Fox b, *, R.M. Cancienne c, G.V. Wilson d a Department of Biosystemsand Agricultural Engineering, Oklahoma State University, 209 Agricultural Hall, Stillwater, OK 74078, United States b Department of ...
Undercutting loblolly pine seedlings UNDERCUTTING AS PRACTICED BY MBI NURSERY By Walt Chapman I. WHEN TO UNDERCUT? The initial undercutting is done around mid-August in the MBI Nursery.
(b) Undercutting . Rock, shale, hardpan, loose rock, boulders, or other material unsatisfactory for runway safety areas, subgrades, roads, shoulders, or any areas intended for turfing