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HomeMy WebLinkAboutpg 3TEMP. TRAP TRAP TRAP SEDIMENT WIDTH LENGTH HEIGHT DEPTH CAPACITY TRAP HEIGHT -2 CF 1 24 48 3.5 5 2200 2 26 52 4.0 3.0 3168 M TOTAL DISTURBED AREA = 2.86 ACRES RIP RAP DISSIPATER WIDTH LENGTH TRAP TRAP TRAP SKIMMER WIDTH LENGTH HEIGHT DEPTH CAPACITY BASIN 12 10 5.0 18 CF SKB-A 29 5$ 3.0 2.0 2700 M TOTAL DISTURBED AREA = 2.86 ACRES RIP RAP DISSIPATER WIDTH LENGTH 3*D-o THICKNESS RIP RAP CLASS 1 12 10 5.0 18 B 2 12 10 5.0 18 B 3 14 12 5.0 24 B 4 12 10 5.0 18 B TEMP. INLET PROTECTION 11 CATCH BASIN ❑ TEMP GRAVEL CONSTRUCTION ENTRANCE ` SILT FENCE WITH ROCK OUTLET TEMP. DIVERSION DITCH TD I TEMP. SEDIMENT TRAP I I �I A CI#5 RIM 294.30' I INV. 291.30' o I I I76.90 LF 18" RCP ® 0.84% - PIPE 9 I I TEMPO ARY I O DIVERSION I DITCH J I Q) / O CI#5I A RIM 293.65' I� I INV. 290.65' � 11 TEMP. SEDIMENT TRAP 1 1` 1ARIP RAP - _ DISSIPATER #4- -� STONE CROSS DR 0 n SYM. ASPHALT WEDGE CURB 145.80 LF 18" RCP @ 1.01% - PIPE 8 ... ' aI%� I I I i l l i I.`j' SKIMMFR BASIN SKB-A RIP RAP -~ - DISSIPATER #3- - 13 LF 18" RCP ® 2.00% - PIPE 10 _ -INV. OUT 290.39' �- EXISTING 24" -RCP -- ALL TEMPORARY DIVERSION DITCHES SHALL HAVE GROUND COVER ESTABLISHED WITHIN 7 DAYS OF FIRST DISTURBANCE. CI#4 RIM 297.40' INV. 293.40' 24" CONCRETE CURB AND GUTTER AROUND CHURCH t \ 300- e� SITE PARTICULAR CONSTRUCTION SEQUENCE 1. CONTRACTOR SHALL INSTALL ALL TEMPORARY CONSTRUCTION ENTRANCES, SKIMMER BASIN SKB-A, TEMPORARY DIVERSION DITCH TO THIS BASIN AND SILT FENCE WITH ROCK OUTLETS IN FRONT OF CHURCH. I I 2. CONTRACTOR SHALL BEGIN GRADING AND CONSTRUCTION OF CHURCH. 3. ONCE THE CONSTRUCTION OF THE CHURCH HAS PROCEEDED AND STONE HAS BEEN I INSTALLED ON THE LOOP ROAD AROUND THE CHURCH AND THE AREAS TO REMAIN GRASSED ARE STABILIZED, THE CONTRACTOR SHALL CONSTRUCT TEMP. SEDIMENT BASINS AND BEGIN CONSTRUCTION OF THE TWO PARKING AREAS. THE CONTRACTOR SHALL CONSTRUCT THE PARKING AREAS AND INSTALL THE STONE BASE COURSE RIGHT UP CLOSE TO THE TWO SEDIMENT TRAPS 1T7J BEFORE BACKFILLING THE SEDIMENT TRAPS AND FINISHING CONSTRUCTION OF THE PARKING AREAS. _ I I EXISTING 8" GRAVITY SEWER I LIMITS OF CONSTRUCTION LINEI I ASPHALT WEDGE CURB I I I I TEMPORARY DIVERSION I I DITCH I I I �_- 305 310 �'- 312 I I ff - 50.20 LF♦ 18" RCP ® 3.48% - PIPE 3 V \ - NEW o` \ CONTOUR CI#2s V>1 . I I I P r°- . RIM 301.00' _ \ INV. 297.44' I' I I II I CI#3 DOUBLE BOX INV. OUT 294.51 TEMP. CONSTRUCTION GRAVEL ENTRANCE -68 LF 24" RCP @ 1.61% - PIPE 7 INV. IN 293.10' INV. OUT 292.00' PIPE NUMBER _IPE DIA. INCH AREA PAVED ACRE C AREA GRASS ACRE C INTENSITY (IN/HR) BASIN INFLOW (CFS) RIM 298.20' TOTAL (CFS) 1 18 0.22 0.90 0.31 0.30 INV. 295.70' 2.3 0.0 2.3 2 18 0.33 0.90 0.03 0.30 7.91 2.4 2.3 4.7 MANNA` CHURCH 18 0.31 0.90 0.08 0.30 7.91 2.4 FINISHED FLOOR 300.00' 4 18 0.33 0.90 0.05 0.30 7.91 2.5 7.1 9.6 5 18 0.00 0.90 0.00 0.30 74.40 LF 18" RCP 0.0 9.6 N 6 18 0.00 0.90 ' ,. F°.', CEJ 0.50% - PIPE 4 0.30 7.91 0.0 9.6 9.6 7 24 0.60 0.90 0.09 rl 7.91 #2-�, 11.9 ; „_ CONCRETE . 8 18 m 0.90 0.80 RIM 297.70'�. 7.91 PATIO 0.0 4.3 N 18 ° INV. 294.58' 150.00 LF 18fHDPE 7.91 2.9 4.3 7.2 . _®\0.50% - PIPE 5 ' ' JB#1 0.02 0.30 1 7.91 2.3 r RIP RAP 299.00' DISSIPATER #2\ °r . r r° : . -RIM R. ° r °°r .INV. 295.32'.°' e .• '- - 299 ;` i -. - ----298-297-296 _ -- ------ - ---T-------�---- TAM I - -- --- -- 7.00 LF 18" HDPE RIP RAP 1.00% - PIPE 6 SR 1346 I DISSIPATER #1 INV. OUT 294.51 TEMP. CONSTRUCTION GRAVEL ENTRANCE -68 LF 24" RCP @ 1.61% - PIPE 7 INV. IN 293.10' INV. OUT 292.00' PIPE NUMBER _IPE DIA. INCH AREA PAVED ACRE C AREA GRASS ACRE C INTENSITY (IN/HR) BASIN INFLOW (CFS) PREY. PIPE FLOW (CFS) TOTAL (CFS) 1 18 0.22 0.90 0.31 0.30 7.91 2.3 0.0 2.3 2 18 0.33 0.90 0.03 0.30 7.91 2.4 2.3 4.7 3 18 0.31 0.90 0.08 0.30 7.91 2.4 4.7 7.1 4 18 0.33 0.90 0.05 0.30 7.91 2.5 7.1 9.6 5 18 0.00 0.90 0.00 0.30 7.91 0.0 9.6 9.6 6 18 0.00 0.90 0.00 0.30 7.91 0.0 9.6 9.6 7 24 0.60 0.90 0.09 0.30 7.91 4.5 11.9 16.4 8 18 0.34 0.90 0.80 0.30 7.91 4.3 0.0 4.3 9 18 0.31 0.90 0.30 0.30 7.91 2.9 4.3 7.2 10 18 -0. 31 0.90 0.02 0.30 1 7.91 2.3 7.2 9.5 OUble *E ngineering, PLLC 110 Commerce Ave. •Southern Pines, NC 28387 •(910) 684-8126 •Cert. No. P-1275 LO CI#1 12 LF 18" RCP 0.50% - PIPE 2,. RIM 300.60 I kms. 1'0 II INV. 297.50' 0 I � Ii moo TEMP. SEDIMENT TRAP 2 I • •' iM J `„ / l � � J I -_-TEMP. SILT FENCE WITH - - - ---- / ROCK OUTLETS TEMP. CONSTRUCTION' P( BLIC 60R/W- GRAVEL ENTRANCE l - 68 LF 18" RCP ® 2.94% - PIPE 1 ' INV. IN 299.80' INV. OUT 297.80' ' SEWER IMPROVEMENTS TO SERVE °��5� • MANNA CHURCH Q- 5, - ANDERSON CREEK CLUB COMMERCIAL LOT #4 ••wN ` r �ICk �0 I I I I II I I I I l o J I I I I W I I I SCALE: 1" = 30' 30' 0 15' 30' 60' EROSION CONTROL PLAN PRELIMINARY - FOR REVIEW ONLY NOV/2015 DATE EC -1 SHEET N0.