HomeMy WebLinkAboutDRB16-0202_C3.1_1478909000.pdf Jth_lbi OF go
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GENERAL NOTES: •�Pn0 144 Ili
1. EXISTING UNDERDRAIN AND SUBDRAIN SYSTEMS MAY EXIST. THE CONTRACTOR IS RESPONSIBLE FOR .••
MAINTAINING OPERABLE CONDITION OF THESE SYSTEMS. • 4.
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2. THE CONTRACTOR SHALL VERIFY THE PROPOSED IMPROVEMENTS ARE ACCEPTABLE TO THEil
STRUCTURAL INTEGRITY WITH A FACTOR OF SAFETY APPROVED BY A LICENSED PROFESSIONAL i:O •. O � %
STRUCTURAL ENGINEER. �� 38�
3. FOUNDATION LOCATIONS ON THIS PLAN ARE APPROXIMATE. THIS PLAN IS BASED ON FIELD SURVEY �.9 : i oo
REPLACE 4" CONCRETE SIDEWALK AND PRIOR STRUCTURAL INFORMATION. REFER TO ORIGINAL DRAWINGS PROVIDED BY OWNER. -J. •• C-2-20
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4. REFER TO APPROVED PLANS FOR STRUCTURAL, ARCHITECTURAL, LANDSCAPE, AND ADDITIONAL � ' , APP,; e�y.
INFORMATION BY OTHERS, IF APPLICABLE. *.` •'
REMOVE EX. 4" CONCRETE SIDEWALK ���• �� ` ' '
5. THE CONTRACTOR SHALL COORDINATE SUBDRAIN CONSTRUCTION WITH MECHANICAL, ELECTRICAL, ' ON %. �`�
AND INSTALL WATERPROOFING MEMBRANE INSULATION AND WATERPROOFING MEMBRANE AND PLUMBING PLANS. s...ON' ���•
6. TYPICAL FOUNDATION DRAIN SLOPE IS 1.0% MINIMUM, UNLESS INDICATED OTHERWISE ON THE PLANS. FOR AND ON R HALF OF
7. WHERE THE UNDERDRAIN PIPE OUTLETS TO DAYLIGHT, THE OUTLET PIPE END SHALL HAVE AN HIGH COUNTRY ENGINEERING, INC.
GEOCOMPOSITE DRAINBOARD ANIMAL GUARD.
8. THE GEOCOMPOSITE SHALL BE SECURED TO THE WALL OR TO THE TRENCH SIDE TO PREVENT /; UNCC
a oCALL BEFORE
a a ° o MOVEMENT DURING BACKFILLING. Cry
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d 9. FILTER MATERIAL SHALL BE TAMPED WITH A LIGHT VIBRATORY TAMPER PRIOR TO OVERLAPPING THE22-1987
" NCRETE PAVEMENT 4" THICK ���
° d CD GEOTEXTILE FABRIC. Utility Notficaton
d Q ° ° 4-�� 10. MATERIAL (CLASS A) SHALL BE 3/4" WASHED ROCK PER CDOT. Center of Colorado
ri = 11. FILTERTILE (DRAINAGE) (CLASS 3) SHALL BE PER CDOT SPECIFICATION (MIRAFI 140N FILTER
� : ..`. CLASS 6 BASE COURSE 8" THICK FABRIC OR EQUIVALENT). } d Q
12. EXPANSION JOINTS SHALL BE INSTALLED WHEN ABUTTING EXISTING CONCRETE OR FIXED m CC
COMPACTED SUBGRADE STRUCTURE. EXPANSION JOINT MATERIAL SHALL BE 1/2 IN. THICK AND SHALL EXTEND THE FULL
' DEPTH OF CONTACT SURFACE.
z• `4V-Z..".- WW�. ` I V/ 4\// V/ ( 13. PROVIDE DEWATERING FOR GROUND WATER ENCOUNTERED DURING EXCAVATION AND TRENCHING. Q
, • ,,�,: . h CONSTRUCTION DEWATERING PERMITS ARE REQUIRED AND MUST BE OBTAINED BY THE CONTRACTOR J
.>• • . • • . ��, CLASS A FILTER MATERIAL (3/4" MINUS) IF GROUND WATER IS ENCOUNTERED. DEWATERING IS CONSIDERED A PART OF THE WORK. NOTIFY Q.
':' ' ' ':: ' ' '\\ WRAPPED IN GEOTEXTILE OWNER AND ENGINEER IF GROUNDWATER IS ENCOUNTERED. 0
`4 ..4.4o�, L 14. ALL SOILS TESTING SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR. COMPACTION TESTING LU
'.' ' ' ' ' '�' / \/�\ 4" DIAMETER PVC PERFORATED PIPE
/ \ SHALL BE DONE IN ACCORDANCE WITH THE GEOTECHNICAL ENGINEER'S RECOMMENDATIONS.
TOP OF PIPE 18 MINIMUM BELOW FINISHED GRADE 0
15. REFER TO THE GEOTECHNICAL REPORT FOR SOILS RECOMMENDATIONS, FOUNDATION DRAINAGE, AND
./\�/ \ \ \ GRAVEL 4" MAX BELOW PIPE COMPACTION REQUIREMENTS. z 0_
\/ � � / (TAPER GRAVEL BEDDING TO BOTTOM OF PIPE AT OUTFALL) 16. PROVIDE SUBDRAINS BEHIND ALL RETAINING WALLS & PLANTER WALLS, PER STRUCTURAL AND Q
K\\.\\\\ . \/\\/\\.\� INVERT PER PLAN GEOTECHNICAL ENGINEERS' RECOMMENDATIONS.
d 17. CONTRACTOR IS RESPONSIBLE FOR THE COORDINATION OF ALL WORK SHOWN "BY OTHERS". W 0
INSTALL WATERPROOFING MEMBRANE 24" MIN. 18. SAFETY IS THE RESPONSIBILITY OF THE CONTRACTOR. THE ENGINEER IS NOT RESPONSIBLE FOR CC J
—V\--- BELOW TOP OF FOUNDATION 1ON WALL SAFETY IN, ON, OR ABOUT THE PROJECT SITE, NOR FOR COMPLIANCE BY THE APPROPRIATE PARTY < W
EX. FOUNDATION WALL WITH ANY REGULATIONS RELATING HERETO. (-- C7
19. ALL EXCAVATIONS FOR UTILITY LINES, CULVERTS, TRENCHES, OR TUNNELS SHALL MEET THE
REQUIREMENTS OF THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION (OSHA), COLORADO m Q
INDUSTRIAL COMMISSION, COLORADO DIVISION OF MINES, OR THE COLORADO DEPARTMENT OF D I
TRANSPORTATION, WHICHEVER APPLIES. w U
SUBSURFACE DRAIN DETAIL 20. PROVIDE HEAT TRACE FOR ALL ROOF DRAINS AND DOWNSPOUTS TO AN EXTENT WHERE
CONNECTIONS TO THE STORM DRAIN SYSTEM ARE BELOW THE FROST LINE. COCC CC
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PROJECT
PROIECT NO.
2151057.00
C3. 1