HomeMy WebLinkAbout036-01 C-401 Storm Sewer Plan & ProfileSTORM SEWER PLAN AND PROFILE NO TES
1. OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION (OSHA) STANDARDS FOR EXCAVATIONS
FINAL RULE 29 CFR PART 1926, SUBPART 'P" APL IES TO ALL EXCAVATIONS EXCEEDING FIVE (5)
FEET IN DEPTH.
2. IN ADDITION, EXCAVATIONS EXCEEDING TWENTY (20) FEET IN DEPTH REQUIRE THE DESIGN OF A
TRENCH SAFETY SYSTEM BY A REGISTERED PROFESSIONAL ENGINEER.
3 ALL STRUCTURES SHALL HAVE CASTINGS, JOINTS, LIFT RINGS, STEPS AND PIPE CONNECTIONS
WELL GROUTED, TROWELED SMOOTH AND BRUSH FINISHED.
4. ALL MANHOLES SHALL HAVE POURED FLOW LINES AND BENCH WALLS.
THE FLOW LINES AND BENCHWALLS SHALL BE TROWELED SMOOTH AND BRUSH FINISHED.
5. FIELD ADJUSTMENTS OF TOP OF CASTING (T C.) OF STRUCTURES MAY BE REQUIRED TO MEET
FIELD CONDITIONS ADJUSTMENTS EXCEEDING FIVE TENTHS (0.5) OF A FOOT MUST BE APPROVED
BY THE ENGINEER TO DETERMINE THE INTEGRITY OF THE STRUCTURE. AT NO COST TO THE
OWNER.
6. STORM STRUCTURES WITH INLET CASTINGS SHALL BE SET TO MAINTAIN A POSI TI VE DRAINAGE
FLOW INTO THE STRUCTURE.
7. STORM PIPE INVERTS AT OUTLET STRUCTURES (1E END SECTIONS), AND PIPE LENGTHS MAY
REQUIRE FIELD ADJUSTMENTS TO MEET ACTUAL FIELD CONDITIONS.
8. FULL DEPTH GRANULAR BACKF/LL SHALL BE REQUIRED UNDER AND WITHIN FIVE (5) FEET OF ALL
PAVED AREAS, INCLUDING CURBS, EDGE OF PAVEMENT AND SIDEWALKS. SEE DETAILS' SHEET
C604.
9. SEE SECTION 02720 FOR STORM SEWERAGE SPECIFICATIONS.
70. PIPES LENGTHS' ARE MEASURED FROM CENTER OF STRUCTURE TO CENTER OF STRUCTURE AND
INCLUDE END SECTIONS.
11. UTILITY CONTRACTOR SHALL PROVIDE 2x 2' x 8" THICK CONCRETE APRON AT ALL CLEANOUTS
OUTSIDE OF BUILDING.
12. ALL STORM SEWER PIPES SHALL BE REINFORCED CONCRETE PIPES IN ACCORDANCE TO ASTM -C -76
CLASS Ill.
73. ALL DRAINAGE STRUCTURES AND STORM SEWER PIPES SHALL MEET HEAVY DUTY TRAFFIC
LOADING AND BE INSTALLED ACCORDINGL Y
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