MT-135 Slope Stability includes rock scaling, ditch cleanout, installation of rock dowels and replacement of the existing concrete barrier rail. The project is an approximately 400-foot-long, 200-foot-high rock cut slope located in Sanders County onMT-135 at milepost 14, which is 14 miles northeast of St. Regis.

Specifications include, but are not limited to: SLOPE STABILITY, SCALING, CONCRETE BARRIER RAIL REPLACEMENT; 104030010 MISCELLANEOUS WORK, QTY 20,000.000 UNIT; 109200005 MOBILIZATION, QTY 1.000 LS; 203020100 EXCAVATION-UNCLASSIFIED, QTY 2,400.000 CUYD; 203020360 SCALING, QTY 1,000.000 HOUR; 203030112 ROCK DOWEL, QTY 500.000 LNFT; 206000050 DETOUR-MAINTAIN, QTY 1.000 LS; 208010000 BMP ADMINISTRATION-LS, QTY 1.000 LS; 208010200 TEMPORARY EROSION CONTROL-FIXED, QTY 500.000 UNIT; 605000050 RESET CONCRETE BARRIER RAIL, QTY 28.000 EACH; 605000070 REMOVE CONCRETE BARRIER RAIL, QTY 28.000 EACH; 605000080 TALL CONCRETE BARRIER RAIL, QTY 34.000 EACH; 606010097 TEMPORARY ROCKFALL PROTECTION, QTY 1.000 LS; 606011518 TEMPORARY IMPACT ATTENUATOR, QTY 2.000 EACH; 618030005 TRAFFIC CONTROL DEVICES CB, QTY 225,000.000 UNIT; 618100000 SINGLE USE SIGNS, QTY 210.000 SQFT; 618100005 PORTABLE VARIABLE MESSAGE SIGN, QTY 2.000 EACH; 618100007 TRAFFIC ACTUATED TEMPORARY SIGNALS, QTY 100.000 DAY; 618190100 TEMPORARY BARRIER RAIL, QTY 110.000 LNFT;