HomeMy WebLinkAbout011 9 Civil Details*SEE O.S.H.A. CONSTRUCTION STANDARDS FOR EXCAVATION
TYPE II PIPE BEDDING
WHERE REQUIRED FOR
SOFT OR UNSTABLE
FOUNDATION
TYPE I PIPE BEDDING
EXISTING
STREET
SURFACE
SPECIFIED BACKFILL MATERIAL
COMPACTED AS SPECIFIED IN
SECTION 02201
TRENCH WIDTH=O.D.
OF PIPE PLUS 2'
MIN. TRENCH WIDTH=3.5'
4"
6"
TYPE "A"
OR "B"
TRENCH
BACKFILL
INSTALL DETECTABLE WARNING
TAPE 18" MIN. 24" MAX DEPTH.
PAVEMENT SECTION PLACED
AND COMPACTED PER CITY
OF BELGRADE STDS.
GROUND
SURFACE OR
SUBGRADE
NOTE: WHERE TRENCH PASSES THROUGH EXISTING PAVEMENT THE
PAVEMENT SHALL BE CUT ALONG A NEAT VERTICAL LINE A MINIMUM OF 12"
FROM THE EDGE OF THE TRENCH OPENING. WHERE NEAT LINE IS LESS THAN
3" FROM EDGE OF EXISTING PAVEMENT OR CURB AND GUTTER SECTION.
REMOVE AND REPLACE ENTIRE PAVEMENT SECTION BETWEEN TRENCH AND
EDGE OF PAVEMENT.
VERTICAL TRENCH WALLS
WITH SHORING TO CONFORM
TO O.S.H.A. REGULATIONS*
TYPE 2 EXC.
BACKSLOPE AS
SPECIFIED TO
CONFORM TO O.S.H.A.
REGULATIONS*
TYPE 1 EXC.
#10 AWG INSULATED
TRACER WIRE
NOTES:
TOPSOIL
(TYP.)
CRUSHED
GRAVEL BASE -
3" MIN.
SUB BASE
COURSE AS
REQUIRED
CATCH CURB
SPILL CURB
DEPRESS CURB TO THIS
LINE FOR CURB DROP.
COMPACTED SUBGRADE
1. SUBGRADE AND SUB BASE COURSE COMPACTION SHALL CONFORM TO
SECTION 02230 (MPWSS)
2. CONTRACTION JOINTS SHALL BE PLACED AT 10' INTERVALS AND SHALL HAVE A
MINIMUM DEPTH OF 3/4" AND MINIMUM WIDTH OF 1/8".
3. 1/2" EXPANSION JOINT MATERIAL SHALL BE PLACED AT ALL P.C.S, P.T.S, CURB
RETURNS AND AT NOT MORE THAN 300' INTERVALS. THE EXPANSION MATERIAL
SHALL EXTEND THROUGH THE FULL DEPTH OF THE CURB AND GUTTER.
4. NO CURB AND GUTTER SHALL BE PLACED WITHOUT A FINAL FORM INSPECTION
BY CITY ENGINEER OR HIS REPRESENTATIVE.
5. CONCRETE SHALL BE CLASS M-4000.
6. CRUSHED GRAVEL BASE SHALL MEET THE REQUIREMENTS OF SECTION 02235
(MPWSS).
6
9 INTEGRAL CONCRETE CURB AND GUTTER
4
9 TYPICAL TRENCH DETAIL
24" DIA
6'
VARIES
5
9 24-INCH I.D.DRY WELL AREA DRAIN
18"
5"
9"
DESIGNED BY:
DRAWN BY:
CHECKED BY:
DATE:
PCR
PCR
EWR
7/25/2024
SHEET
9NO.DATEREVISIONPREPARED BYBYDETAILSFORMESCENT ARCHITECTSBOZEMAN, MTBUFFALO RESTORATIONENGINEERINGPROJECT NO. 2023507 895 TECHNOLOGY BLVD., SUITE 203BOZEMAN, MT 59718(406) 624-3910www.wwcengineering.com