20081801 Ver 1_Site Plan_20081210

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REMOVE EXISTING 48 RCP INSTAL 75 LF . FROM END OF LINE TO EDGE CONTRACT SHEET
SILT ENCE OF NEW TRENCH CONTRACTOR NOTES:
PROP. PERMANENT DRAINAGE EASEMENT - 20 FT. OFFSET FROM ~ ~
T OF PROP SED CULVERT. CEN ER 0 ~ /1~ THE NEW PIPE INSTALLATION SHAL ATION SHALL BE °IN THE DRY". THE CONTRACTOR SHALL TIE BACK OF BENCH
CONSTRUCT A TEMPORARY DAM AS S Y DAM AS SHOWN ON THE DETAIL SHEETS UPSTREAM TO EXISTING GROUND GRADE FLAT BANKFUL BENCH
'"-1~_. . OF THE PROPOSED WORK AREA TO T AREA TO TRAP THE STREAM LOW FLOW. THE CONTRACTOR AT 1:1 SLOPE AT ONE FOOT ABOVE BOTTOM
SHALL SUPPLY A PROPER SIZE PUM AREA. THIS WORK SHALL BE PAID :R SIZE PUMP TO PUMP THE LOW FLOW AROUND THE WORK OF EXISTING CHANNEL. L BE PAID AS "LOW FLOW BYPASS PUMP SYSTEM".
PROPOSED 96 LF - 4 X ~0 OR A SUITABLE GROUND COVER SHALL BE PROVIDED ~ 1:~stQ _
~1"'- T B O SEEDING AND MULGHTNG oR A SUIT ~ PRECAST CONCRE E X ON ALL DISTURBED AREAS WITHIN :AS WITHIN 15 DAYS OR 21 CALENDAR DAYS (WHICHEVER 2: i S?.oPE • ~ ~ ~ ' ' ' •
CULVERT WITH PRECAST IS SNORTER) FOLLOWING GOMPLETI IG COMPLETION OF THE STORM SEWER INSTALLATION. x 40' PRECasr - UNDISTURBED EXISTING ~
REFER TO THE CONTRACT SPECIFIC _ ~ ~ CONCRETE WINGWALLS. _ ~ AND MULCHING REQUIREMENTS. 'T SPECIFICATION OR PLAN DETAIL SHEETS FOR SEEDING CONCRETE 80X CULVERT - CHANNEL BOTTOM :MENTS. - - -:,.::2: q .SLOPE . .

INSTALL 50 LF AT THE END OF EACH DAY HE - ~H DAY THE CONTRACTOR SHALL INSTALL COG STD. #443,
TEMPORARY PIPE INLET PROTEI ..,t~:>;;::::,~':''.`,.,'',. • • TEMPORARY SILT FENCE. dLET PROTECTION IN THE TRENCH ABOVE THE LAST _ :
• • . ~ • ~ ; • • ~ INSTALLED PIPE JOINT. THIS ry:.:::_.:.::::::. ,fir. TA CATION. DINT. THIS WORK SHALL BE INCIDENTAL TO THE PIPE CONSTRUCT PLUNGE POOL
INS L TIE BACK OF BENCH GRADE FLAT BANKFUL BENCH
DEFLECTION ANGLE = 39 DEG EES TO EXISTING GROUND AT ONE FOOT ABOVE BOTTOM
THE PAVEMENT SHALL BE REPA; STA. Q 32 _L BE REPAIRED ACCORDING TO COG STD. #423. AT 1;1 SLOPE OF EXISTING CHANNEL.
- PRIOR TO EXCAVATION THE C01 ION THE CONTRACTOR SHALL DIG4UT ALL UTILITIES TO CHECK PLAN VIEW OF OUTLET STREAM
FOR CONFLICTS WITH THE NEW i'H THE NEW CULVERT INSTALLATION. IF THE WATER LINE OR
REACTION BLOCKING AT THE EI ~ AT THE END OF THE PIPE CONFLICTS CANNOT BE AVOIDED
END A GLE INSTALL CHECK DAM THE CONTRACTOR SHALL OFFSE = 141 E BEES = THAT WORK SHALL BE PAID PEI -TALL OFFSET THE WATER LINE OR REPLACE THE REACTION BLOCKING.
C0G STD . #433 0 32 3E PAID PER EACH AS "ADJUST EXISTING WATER LINE" . COVER ALL DISTURBED AREAS WITH SEED AND COIR FIBER MATTING. SEE

INSTALL ALL EROSION CO EROSION CONTROL DEVICES AS SHOWN ON THE PLANS. SPECIFICATIONS FOR DETAILS.
IFIGATIONS " OUT ET STREAM MOD THE CONTRACTOR SHALL R OR SHALL REMOVE THE 48°' PIPE FROM THE BACK OF CURB INLET"F'°
E DETAILS TO THE RIGHT TO THE END OF THE PIPE F THE PIPE. THE BACK OF THE CURB INLET SHALL BE REPAIRED WITH 4'X14' CULVERT
ON THIS SHEET, BRICK MASONRY. THE PIP Y. THE PIPE REMOVAL SHALL BE PAID AS "PIPE REMOVAL" AND THE BANKFULL BENCH 1 FOO:f
CURB INLET REPAIR SHAL fi EPAIR SHALL BE PAID AS PIPE PLUGS". ABODE BOTTOM OF '
• THE EXISTING 48" PIPE 48" PIPE SHALL BE REMOVED FROM THE END OF THE PIPE TO OUTSIDE EXISTING CHANNEL. 2' 2'
~ d~ THE TRENCH FOR THE NEW OR THE NEW CULVERT AND ALSO FROM THE BACK OF INLET "F" ~ 1
~ TO THE UPPER END OF TH X . 4 RCP END OF THE PIPE. THE 48" PIPE LEFT IN THE GROUND SHALL BE PLUGGED J~ BANKFULL BENCH 1 FOO
WITH STD. #429 MASONRY A EDGE OF NEW " IPE REMOVAL" AND THE 29 MASONRY PLUG ON BOTH ENDS. THE PIPE REMOVAL SHALL BE PAID AS L" AND THE PLUGS SHALL BE PAID AS "PIPE PLUGS". i~ ABOVE BOTTOM OF
TRENCH. PIP WILL P EXISTING CHANNEL
REMAIN IN G QUND. AT STATION 0+32 THE I 0+32 THE CULVERT BEND ANGLE IS 141 DEGREES; CONSTRUCT PLUNGE POOL
THE DEFLECTION ANGLE PLUG EX. B" RCP ~TiON ANGLE IS 39 DEGREES.
AT MANHOL THERE IS AN EXISTING .N EXISTING WATER LINE OVER THE EXISTING 4B" PIPE. THE WATER LINE CROSS SECTION OF OUTLET STREAM
AND POSSIBLE REACTIC ALE REACTION BLOCKING MAY OR MAY NOT BE IN CONFLICT WITH THE
• - NEW CULVERT INSTALL ` IS TO BE TAKEN TO RE CT INSTALLATION. THE ENGINEER SHALL DETERMINE WHAT ACTION ~AKEN TO RESOLVE ANY CONFLICT. THAT WORK MAY INVOLVE A GRANGE
• ~ ORDER TO THE SCOPE C 'HE SCOPE OF WORK.
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PROP. 4'X10' CULVERT 16'
AT THE COMPLETI01• COMPLETION OF THE PROJECT THE CONTRACTOR SHALL PROFILE MILL - ~ EXISTING STAEAN hED
AND PLACE 1" OF ~ SCE 1" OF ASPHALT OVERLAY. THE OVERLAY WILL EXTEND FROM CURB ~L Ji
EMO EXISTING 48" RCP FRO ~ INLET "F'° TO THE 'F'° TO THE END OF THE STREET. THE END OF THE OVERLAY SHALL BE 2 2
~ PERPENDICULAR TO R LET F TO THE UPPER APPROXIMATELY 6Q )IGULAR TO THE CURB AND GUTTER. THE LENGTH SHALL BE CONSTRUCT PLUNGE POOL :MAYFLY 64 FT. AND THE WIDTH 2B FT. THE TOTAL AREA SHALL BE
E QF THE LINE. PLUG THE B CK CONSTRUCT A ORA 0 CUR INLET °'F" WHERE THE APPROXIMATELY 19( :MAYFLY 194 SQUARE YARDS. THIS WORK SHALL BE PAID AS "1" ASPHALT
DAM TO TRAP LOW OW S SHOWN OVERLAY WITH PROf PE C MES OUT. GN-'tFfE~ DETA'Lf~-SI~EETS. RUMP WITH PROFILE MILLING".
T CURB INLET REPAIR SHALL LOW FLOW AROUND WORK SITE. LONGITUDINAL SECTION OF OUTLET STREAM
BE PAI S "PIPE PLUGS WITH ADEQUATE SIZED PUMP.
FACE OF DAM TO BE 6' FROM CULVERT
OPENING.
_N VERTI AL DATUM SUM - N VD '88
HORIZO TAL DATUM - ATOM - NAD '83 z Qo
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REVISIONS TYPE CONTRACT CONTRACTOR AS-BUILT AUTH. DAT 7H. DATE BENCH MARKS JOB NO. P -0465 ChY OF GREENSBORO
STORM SEWER 2009-06 DESIGNE012/04/07 BY CEO ENGINEERING DFVISION a
N
SEWER SHEET NO. e CONST. SURVEY BY FARGIS ST
WATER CHECKED 11/21/08 BY M z ® CULVERT UPGRADE OF
SIDEWALK SCALE: 1" = 10' T DEAD END EAST OF CHAPMAN ST.