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HomeMy WebLinkAboutSht C1.3 - Drainage Plan 06-03-20 N Q � 0 r m � FA 6A Z u 3 AV "Eh M SCALE o 0 11F 2W 4W 3 w ss / v5 / � w 8" ADS PIPE ROOF DRAIN \ \ CURB INLET DROP CURB S=0.2% (MIN) \\ \ TBC 4668.5 8" INV IN 4665.5 ss /� I \ \ �pNIANq 12" INV OUT 4665.5 ss 12" SUMP /Ss�/ u9 I £ \ CHREsa © A II \\ n". oars ae 12" ADS " � STORM PIPE C � \ \\ \ DROP I\\ NA 5=1.42% SEo �ss / OF CURB y \ 8" ADS PIPE ROOF DRAIN \ \ \ CONNECT DOWNSPOUTS TO \ 24" DIA. AREA DRAIN �/ \ PIPING S=0.2% (MIN) \ \ DRAWN BY: CGB RIM 4667.5 \ DROP \ \ 12" INV THRU 4664.55 01 \ CURB �'' \ \ \ \ REVIEWED BY:JLS 12" SUMP \ \I\\\' \ �' O \ N PROJECT ENGINEER:CGB O 1 DESIGNED BY:CGB \ 8" ADS PIPE ROOF DRAIN \\\, 4-PLEX \ \\ \ 24" PVC ACCESS RISER AND 12" ADS CONNECT DOWNSPOUTS TO FINISH FLOOR \ \ BOLT DOWN FIBERGLASS LIDS STORM PIPE PIPING S=0.2% (MIN) DROP \ \ \ 5=0.5% - \ CURB'� ELEVATION � \ RIM - SEE DRAINAGE PLAN \I \\ 4669.5 I\\\ \\' \ \ £ \ FINISH GRADE 00 �\ 4-PLEX DROP V A \ SEE DRAINAGE PLAN CURB FINISH cuRe INLET \ v 2a.00' F \ FLOOR \I \\ TBC 4668.1 1 x 12"TOPSOIL ELEVATION 12" INV OUT 4665.2 -- 4669.15 \v 1 v v u s" 18" DIA. CORRUGATED V DROP 1AA A\ A II 18" CORRUGATED PERFORATED CMP PIPE. CURB y I - PIPE TEE W 2 ROWS. L=80' EACH ROW \\ CURB INLET DROP 5 VdS 1 1I VARIES IN 24" OUTSIDE PIPE INVERT 4664.5 TBC 4668.7 I� \ '12' INV THRU 4666.2 \ CURB 12" BETWEEN PIPES a 12" SUMP AI V A 1 _ 12" ADS V A V A 5a \ STORM PIPE J, \ WS \ 5=0.2% j so II UGATED & PERCORFORATED PIPE _ _ 12" ADS INSPECTION/ \\ `1'1 L =� STORM S OPI�� I I INVERT: SEE DRAINAGE PLAN " W FLUSHING PORT -ff I k� CONTECH C-40 OR C-45 � I WS I NON-WOVEN GEOTEXTILE ry it W _ WS \I SIDEWALK RAMP I I I FREE DRAINING-ANGULAR I� ------- -- I TAPER CURB-6' I WASHED STONE 3/4"-2" 1 I I MIN. PARTICLE SIZE.Hi AREA DRAIN \/I I\/ 1 I INSTALL FREE DRAINING ROCK FROM BOTTOM N RIM 4668.8 - b p DROP I O 1 OF GRANULAR BEDDING MATERIAL TO 12" INTO M 12" INV THRU 4666.1 DROP III 1/ CURB I/\ I 1 £ EXT'G GRAVEL LAYER. GEOTECHNICAL 12" SUMP CURB- �. ° ENGINEER SHALL BE ON-SITE DURING 12" ADS L- r EXCAVATION TO VERIFY FREE DRAINING M STORM PIPE N GRAVEL MATERIAL DEPTH. M S=0.2% I 18" DIA. CORRUGATED F- 7 FOUNDATION/BEDDING PREPARATION PERFORATED CMP PIPE. I � 11�I I I I\'' 4-PLEX 1 I - I 2 ROWS. L=80' EACH ROW I I 4-PLEX 1. PRIOR TO PLACING THE BEDDING, THE FOUNDATION MUST BE CONSTRUCTED TO A UNIFORM AND PIPE INVERT 4664.85 FINISH \I FINISH I 1 £ STABLE GRADE. IN THE EVENT THAT UNSUITABLE FOUNDATION MATERIALS ARE ENCOUNTERED DROP DROP DURING EXCAVATION, THEY SHALL BE REMOVED AND BROUGHT BACK TO THE GRADE WITH A FILL FLOOR FLOOR MATERIAL AS APPROVED BY THE ENGINEER. ONCE THE FOUNDATION PREPARATION IS COMPLETE, CURB CURB 1 THE 4 INCHES OF A WELL-GRADED GRANULAR MATERIAL SHALL BE PLACED AS THE BEDDING. b ELEVATION 'j I I ELEVATION 0-4 4670.5 I I\ 4670.8 r-- BACKFILL - - ." J � I 1 1. THE BACKFILL MATERIAL SHALL BE FREE-DRAINING ANGULAR WASHED STONE 3/4" - 2" W � � L r PARTICLE SIZE. MATERIAL SHALL BE PLACED IN 8"-10" MAXIMUM LIFTS. MATERIAL SHALL BE [j] L_-- 1 WORKED INTO THE PIPE HAUNCHES BY MEANS OF SHOVEL SLICING, RODDING, AIR TAMPER, A 8" ADS PIPE ROOF DRAIN 8" ADS PIPE ROOF DRAIN I 1 1 VIBRATORY ROD, OR OTHER EFFECTIVE METHODS COMPACTION IS CONSIDERED ADEQUATE WHEN CONNECT DOWNSPOUTS TO CONNECT DOWNSPOUTS TO NO FURTHER YIELDING OF THE MATERIAL IS OBSERVED UNDER THE COMPACTOR, OR UNDER �I N PIPING S=0.2% (MIN) PIPING S=0.2% (MIN) 1 FOOT, AND THE PROJECT ENGINEER OR HIS REPRESENTATIVE IS SATISFIED WITH THE LEVEL OF 7 k1 p I COMPACTION. INADEQUATE COMPACTION CAN LEAD TO EXCESSIVE DEFLECTIONS WITHIN THE �d p 6 DROP I\/I O � -- SYSTEM AND SETTLEMENT OF THE SOILS OVER THE SYSTEM. BACKFILL SHALL BE PLACED SUCH N INSPECTION/ r p CURB DROP I/\I 1 1 THAT THERE IS NO MORE THAN A TWO-LIFT DIFFERENTIAL BETWEEN THE SIDES OF ANY PIPE IN FLUSHING PORT yy��yy CURB I THE SYSTEM AT ALL TIMES DURING THE BACKFILL PROCESS. BACKFILL SHALL BE ADVANCED I� a 1 W ----- ALONG THE LENGTH OF THE SYSTEM AT THE SAME RATE TO AVOID DIFFERENTIAL LOADING ON z N UP --UP I UP -J ANY PIPES IN THE SYSTEM. s 2. EQUIPMENT USED TO PLACE AND COMPACT THE BACKFILL SHALL BE OF A SIZE AND TYPE SO AS ® C� 1 NOT TO DISTORT, DAMAGE, OR DISPLACE THE PIPE. ATTENTION MUST BE GIVEN TO PROVIDING H DROP 1 ADEQUATE MINIMUM COVER FOR SUCH EQUIPMENT, AND MAINTAINING BALANCED LOADING ON ALL _ b i CURB I]O 1 PIPES IN THE SYSTEM, DURING ALL SUCH OPERATIONS. % a, 1 3. OTHER ALTERNATE BACKFILL MATERIAL MAY BE ALLOWED DEPENDING ON SITE SPECIFIC - CONDITIONS. REFER TO TYPICAL BACKFILL DETAIL FOR MATERIAL REQUIRED. 1 4. UTILIZE A 30-MIL HDPE LINER THAT IS PROTECTED BY AN 8-OZ. NON-WOVEN GEOTEXTILE WHEN EXPOSED TO ANGULAR MATERIAL. SHEET I DETAIL C1.3 c L� CMP ROUND PERFORATED PIPE-RETENTION/INFILTRATION SYSTEM N.T.S. COLLINS APW DRAINAGE PLAN PROJECT:19-116 DATE:02/15/20