HomeMy WebLinkAboutC6.3 - Construction DetailsPROJECT NO:
DATE:
ENGINEER:
REVISIONS
DATENO.DESC.
SHEET OF 12
723-00
June 25, 2025
ELCVALLEY GLASS AND WINDOWSBOZEMAN, MONTANACIVIL SITE PLANTAOMNNA
RN GEO
S
EF
SI NA LROP EINECOTE
ETHAN L
No. 60593PE
ELICNES D06/25/2025
C6.3 CONSTRUCTION DETAILS10
CHAMBER C DETAILS3SCALE: NTS
ISOLATOR ROW PLUS
(SEE DETAIL)
PLACE MINIMUM 12.50' OF ADSPLUS125 WOVEN GEOTEXTILE OVER BEDDING
STONE AND UNDERNEATH CHAMBER FEET FOR SCOUR PROTECTION AT ALL
CHAMBER INLET ROWS
BED LIMITS
ACCEPTABLE FILL MATERIALS: STORMTECH SC-310 CHAMBER SYSTEMS
PLEASE NOTE:
1.THE LISTED AASHTO DESIGNATIONS ARE FOR GRADATIONS ONLY. THE STONE MUST ALSO BE CLEAN, CRUSHED, ANGULAR. FOR EXAMPLE, A SPECIFICATION FOR #4 STONE WOULD STATE: "CLEAN, CRUSHED, ANGULAR NO. 4 (AASHTO M43) STONE".
2.STORMTECH COMPACTION REQUIREMENTS ARE MET FOR 'A' LOCATION MATERIALS WHEN PLACED AND COMPACTED IN 6" (150 mm) (MAX) LIFTS USING TWO FULL COVERAGES WITH A VIBRATORY COMPACTOR.
3.WHERE INFILTRATION SURFACES MAY BE COMPROMISED BY COMPACTION, FOR STANDARD DESIGN LOAD CONDITIONS, A FLAT SURFACE MAY BE ACHIEVED BY RAKING OR DRAGGING WITHOUT COMPACTION EQUIPMENT. FOR SPECIAL LOAD DESIGNS, CONTACT STORMTECH FOR
COMPACTION REQUIREMENTS.
4.ONCE LAYER 'C' IS PLACED, ANY SOIL/MATERIAL CAN BE PLACED IN LAYER 'D' UP TO THE FINISHED GRADE. MOST PAVEMENT SUBBASE SOILS CAN BE USED TO REPLACE THE MATERIAL REQUIREMENTS OF LAYER 'C' OR 'D' AT THE SITE DESIGN ENGINEER'S DISCRETION.
5.WHERE RECYCLED CONCRETE AGGREGATE IS USED IN LAYERS 'A' OR 'B' THE MATERIAL SHOULD ALSO MEET THE ACCEPTABILITY CRITERIA OUTLINED IN TECHNICAL NOTE 6.20 "RECYCLED CONCRETE STRUCTURAL BACKFILL".
NOTES:
1.CHAMBERS SHALL MEET THE REQUIREMENTS OF ASTM F2922 (POLETHYLENE) OR ASTM F2418 (POLYPROPYLENE), "STANDARD SPECIFICATION FOR CORRUGATED WALL STORMWATER COLLECTION
CHAMBERS".
2.SC-310 CHAMBERS SHALL BE DESIGNED IN ACCORDANCE WITH ASTM F2787 "STANDARD PRACTICE FOR STRUCTURAL DESIGN OF THERMOPLASTIC CORRUGATED WALL STORMWATER COLLECTION
CHAMBERS".
3.THE SITE DESIGN ENGINEER IS RESPONSIBLE FOR ASSESSING THE BEARING RESISTANCE (ALLOWABLE BEARING CAPACITY) OF THE SUBGRADE SOILS AND THE DEPTH OF FOUNDATION STONE WITH
CONSIDERATION FOR THE RANGE OF EXPECTED SOIL MOISTURE CONDITIONS. REFERENCE STORMTECH DESIGN MANUAL FOR BEARING CAPACITY GUIDANCE.
4.PERIMETER STONE MUST BE EXTENDED HORIZONTALLY TO THE EXCAVATION WALL FOR BOTH VERTICAL AND SLOPED EXCAVATION WALLS.
5.REQUIREMENTS FOR HANDLING AND INSTALLATION:
·TO MAINTAIN THE WIDTH OF CHAMBERS DURING SHIPPING AND HANDLING, CHAMBERS SHALL HAVE INTEGRAL, INTERLOCKING STACKING LUGS.
·TO ENSURE A SECURE JOINT DURING INSTALLATION AND BACKFILL, THE HEIGHT OF THE CHAMBER JOINT SHALL NOT BE LESS THAN 2”.
·TO ENSURE THE INTEGRITY OF THE ARCH SHAPE DURING INSTALLATION, a) THE ARCH STIFFNESS CONSTANT SHALL BE GREATER THAN OR EQUAL TO 400 LBS/FT/%. THE ASC IS DEFINED IN SECTION
6.2.8 OF ASTM F2418. AND b) TO RESIST CHAMBER DEFORMATION DURING INSTALLATION AT ELEVATED TEMPERATURES (ABOVE 73° F / 23° C), CHAMBERS SHALL BE PRODUCED FROM REFLECTIVE GOLD
OR YELLOW COLORS.
MATERIAL LOCATION DESCRIPTION AASHTO MATERIAL
CLASSIFICATIONS COMPACTION / DENSITY REQUIREMENT
D
FINAL FILL: FILL MATERIAL FOR LAYER 'D' STARTS FROM THE TOP OF THE 'C'
LAYER TO THE BOTTOM OF FLEXIBLE PAVEMENT OR UNPAVED FINISHED
GRADE ABOVE. NOTE THAT PAVEMENT SUBBASE MAY BE PART OF THE 'D'
LAYER.
ANY SOIL/ROCK MATERIALS, NATIVE SOILS, OR PER ENGINEER'S PLANS.
CHECK PLANS FOR PAVEMENT SUBGRADE REQUIREMENTS.N/A
PREPARE PER SITE DESIGN ENGINEER'S PLANS. PAVED
INSTALLATIONS MAY HAVE STRINGENT MATERIAL AND
PREPARATION REQUIREMENTS.
C
INITIAL FILL: FILL MATERIAL FOR LAYER 'C' STARTS FROM THE TOP OF THE
EMBEDMENT STONE ('B' LAYER) TO 18" (450 mm) ABOVE THE TOP OF THE
CHAMBER. NOTE THAT PAVEMENT SUBBASE MAY BE A PART OF THE 'C'
LAYER.
GRANULAR WELL-GRADED SOIL/AGGREGATE MIXTURES, <35% FINES OR
PROCESSED AGGREGATE.
MOST PAVEMENT SUBBASE MATERIALS CAN BE USED IN LIEU OF THIS
LAYER.
AASHTO M145¹
A-1, A-2-4, A-3
OR
AASHTO M43¹
3, 357, 4, 467, 5, 56, 57, 6, 67, 68, 7, 78, 8, 89, 9, 10
BEGIN COMPACTIONS AFTER 12" (300 mm) OF MATERIAL OVER
THE CHAMBERS IS REACHED. COMPACT ADDITIONAL LAYERS IN
6" (150 mm) MAX LIFTS TO A MIN. 95% PROCTOR DENSITY FOR
WELL GRADED MATERIAL AND 95% RELATIVE DENSITY FOR
PROCESSED AGGREGATE MATERIALS. ROLLER GROSS
VEHICLE WEIGHT NOT TO EXCEED 12,000 lbs (53 kN). DYNAMIC
FORCE NOT TO EXCEED 20,000 lbs (89 kN).
B EMBEDMENT STONE: FILL SURROUNDING THE CHAMBERS FROM THE
FOUNDATION STONE ('A' LAYER) TO THE 'C' LAYER ABOVE.
CLEAN, CRUSHED, ANGULAR STONE
OR RECYCLED CONCRETE5
AASHTO M43¹
3, 357, 4, 467, 5, 56, 57 NO COMPACTION REQUIRED.
A FOUNDATION STONE: FILL BELOW CHAMBERS FROM THE SUBGRADE UP TO
THE FOOT (BOTTOM) OF THE CHAMBER.
CLEAN, CRUSHED, ANGULAR STONE
OR RECYCLED CONCRETE5
AASHTO M43¹
3, 357, 4, 467, 5, 56, 57 PLATE COMPACT OR ROLL TO ACHIEVE A FLAT SURFACE.2,3
D
C
B
A
*TO BOTTOM OF FLEXIBLE PAVEMENT. FOR UNPAVED
INSTALLATIONS WHERE RUTTING FROM VEHICLES MAY
OCCUR, INCREASE COVER TO 24" (600 mm).
SUBGRADE SOILS
(SEE NOTE 4)
PERIMETER STONE
(SEE NOTE 5)
EXCAVATION WALL
(CAN BE SLOPED OR VERTICAL)
SC-310
END CAP
PAVEMENT LAYER (DESIGNED
BY SITE DESIGN ENGINEER)
16"
(405 mm)
18"
(450 mm) MIN*
8'
(2.4 m)
MAX
6" (150 mm)
MIN
6" (150 mm) MIN
(SEE NOTE 3)
12" (300 mm) MIN 12" (300 mm) TYP34" (865 mm)6"
(150 mm) MIN
**THIS CROSS SECTION DETAIL REPRESENTS
MINIMUM REQUIREMENTS FOR INSTALLATION.
PLEASE SEE THE LAYOUT SHEET(S) FOR
PROJECT SPECIFIC REQUIREMENTS.
ADS GEOSYNTHETICS 601T NON-WOVEN GEOTEXTILE ALL
AROUND CLEAN, CRUSHED, ANGULAR STONE IN A & B LAYERS
SC-310 CHAMBER CROSS SECTION5SCALE: NTS
SC-310 ISOLATOR ROW PLUS DETAIL1SCALE: NTS
SC-310 ISOLATOR ROW PLUS DETAIL
NTS
OPTIONAL INSPECTION PORT
SC-310 END CAP
SC-310 CHAMBER
STORMTECH HIGHLY RECOMMENDS
FLEXSTORM INSERTS IN ANY UPSTREAM
STRUCTURES WITH OPEN GRATES
ONE LAYER OF ADSPLUS625 WOVEN GEOTEXTILE BETWEEN
FOUNDATION STONE AND CHAMBERS
4' (1.2 m) MIN WIDE CONTINUOUS FABRIC WITHOUT SEAMS
ELEVATED BYPASS MANIFOLD
SUMP DEPTH TBD BY
SITE DESIGN ENGINEER
(24" [600 mm] MIN RECOMMENDED)
NYLOPLAST
12" (300 mm) HDPE ACCESS PIPE REQUIRED
USE EZ END CAP PART #: SC310ECEZ
INSTALL FLAMP ON 12" (300 mm) ACCESS PIPE
PART#: SC31012RAMP
NOMINAL CHAMBER SPECIFICATIONS
SIZE (W X H X INSTALLED LENGTH)34.0" X 16.0" X 85.4" (864 mm X 406 mm X 2169 mm)
CHAMBER STORAGE 14.7 CUBIC FEET (0.42 m³)
MINIMUM INSTALLED STORAGE*31.0 CUBIC FEET (0.88 m³)
WEIGHT 35.0 lbs.(16.8 kg)
*ASSUMES 6" (152 mm) ABOVE, BELOW, AND BETWEEN CHAMBERS
BUILD ROW IN THIS DIRECTION
SC-310 TECHNICAL SPECIFICATION
NTS
OVERLAP NEXT CHAMBER HERE
(OVER SMALL CORRUGATION)
START END
34.0"
(864 mm)
16.0"
(406 mm)
90.7" (2304 mm) ACTUAL LENGTH 85.4" (2169 mm) INSTALLED LENGTH
A A
B C
9.9"
(251 mm)
15.6"
(396 mm)
PART #STUB A B C
SC310EPE06T / SC310EPE06TPC 6" (150 mm)9.6" (244 mm)5.8" (147 mm)---
SC310EPE06B / SC310EPE06BPC ---0.5" (13 mm)
SC310EPE08T / SC310EPE08TPC 8" (200 mm)11.9" (302 mm)3.5" (89 mm)---
SC310EPE08B / SC310EPE08BPC ---0.6" (15 mm)
SC310EPE10T / SC310EPE10TPC 10" (250 mm)12.7" (323 mm)1.4" (36 mm)---
SC310EPE10B / SC310EPE10BPC ---0.7" (18 mm)
SC310ECEZ*12" (300 mm)13.5" (343 mm)---0.9" (23 mm)
ALL STUBS, EXCEPT FOR THE SC310ECEZ ARE PLACED AT BOTTOM OF END CAP SUCH THAT THE OUTSIDE DIAMETER OF
THE STUB IS FLUSH WITH THE BOTTOM OF THE END CAP. FOR ADDITIONAL INFORMATION CONTACT STORMTECH AT
1-800-821-6710.
* FOR THE SC310ECEZ THE 12" (300 mm) STUB LIES BELOW THE BOTTOM OF THE END CAP APPROXIMATELY 0.25" (6 mm).
BACKFILL MATERIAL SHOULD BE REMOVED FROM BELOW THE N-12 STUB SO THAT THE FITTING SITS LEVEL.
NOTE: ALL DIMENSIONS ARE NOMINAL
PRE-FAB STUB AT BOTTOM OF END CAP WITH FLAMP END WITH "BR"
PRE-FAB STUBS AT BOTTOM OF END CAP FOR PART NUMBERS ENDING WITH "B"
PRE-FAB STUBS AT TOP OF END CAP FOR PART NUMBERS ENDING WITH "T"
PRE CORED END CAPS END WITH "PC"
SC-310 TECHNICAL SPECIFICATIONS2SCALE: NTS
CONCEPTUAL ELEVATIONS
MAXIMUM ALLOWABLE GRADE (TOP OF PAVEMENT/UNPAVED):9.83
MINIMUM ALLOWABLE GRADE (UNPAVED WITH TRAFFIC):3.67
MINIMUM ALLOWABLE GRADE (UNPAVED NO TRAFFIC):3.17
MINIMUM ALLOWABLE GRADE (TOP OF RIGID CONCRETE PAVEMENT):3.17
MINIMUM ALLOWABLE GRADE (BASE OF FLEXIBLE PAVEMENT):3.17
TOP OF STONE:2.33
TOP OF SC-310 CHAMBER:1.83
8" x 8" TOP MANIFOLD INVERT:0.79
12" ISOLATOR ROW PLUS INVERT:0.58
BOTTOM OF SC-310 CHAMBER:0.50
BOTTOM OF STONE:0.00
PROPOSED LAYOUT: SYSTEM C
35 STORMTECH SC-310 CHAMBERS
12 STORMTECH SC-310 END CAPS
6 STONE ABOVE (in)
6 STONE BELOW (in)
40 STONE VOID
1209
INSTALLED SYSTEM VOLUME (CF)
BELOW ELEVATION 2.33
(PERIMETER STONE INCLUDED)
(COVER STONE INCLUDED)
(BASE STONE INCLUDED)
964 SYSTEM AREA (SF)
139.4 SYSTEM PERIMETER (ft)
MAX FLOWINVERT*DESCRIPTIONITEM ON
LAYOUTPART TYPE
3.50"8" TOP PRE-CORED END CAP, PART#: SC310EPE08TPC / TYP OF ALL 8" TOP CONNECTIONSAPRE-CORED END CAP
0.90"12" BOTTOM PREFABRICATED EZ END CAP, PART#: SC310ECEZ / TYP OF ALL 12" BOTTOM
CONNECTIONS AND ISOLATOR PLUS ROWSBPREFABRICATED EZ END CAP
INSTALL FLAMP ON 12" ACCESS PIPE / PART#: SC31012RAMPCFLAMP
3.50"8" x 8" TOP MANIFOLD, MOLDED FITTINGSDMANIFOLD
1.8 CFS IN(DESIGN BY ENGINEER / PROVIDED BY OTHERS)ECONCRETE STRUCTURE
6" SEE DETAILFINSPECTION PORT
A
B
C
D
E
F
MINIMUM PIPE BURIAL
DEPTH PER PIPE
MANUFACTURER
RECOMMENDATIONINVERT ACCORDING
TO PLANS
15"
THE BACKFILL MATERIAL SHALL BE CRUSHED STONE OR OTHER
GRANULAR MATERIAL MEETING THE REQUIREMENTS OF CLASS I,
CLASS II, OR CLASS III MATERIAL AS DEFINED IN ASTM D2321.
BEDDING & BACKFILL FOR SURFACE DRAINAGE INLETS SHALL BE
PLACED & COMPACTED UNIFORMLY IN ACCORDANCE WITH ASTM D2321.
(1,2) INTEGRATED DUCTILE IRON
GRATE TO MATCH BASIN O.D.
NYLOPLAST INLINE DRAIN DETAIL4SCALE: NTS REFERENCE: ADS NYLOPLAST DWG. NO. 7003-110-027
(B)
(3) VARIOUS TYPES OF INLET & OUTLET ADAPTERS
AVAILABLE: 4" - 30" FOR CORRUGATED HDPE
(ADS N-12/HANCOR DUAL WALL, ADS/HANCOR
SINGLE WALL), N-12 HP, PVC SEWER (EX: SDR 35),
PVC DWV (EX: SCH 40), PVC C900/C905,
CORRUGATED & RIBBED PVC
NOTES
1 - GRATES/SOLID COVER SHALL BE DUCTILE IRON PER ASTM A536 GRADE 70-50-05.
2 - FRAMES SHALL BE DUCTILE IRON PER ASTM A536 GRADE 70-50-05.
3 - DRAINAGE CONNECTION STUB JOINT TIGHTNESS SHALL CONFORM TO ASTM D3212 FOR CORRUGATED
HDPE (ADS N-12/HANCOR DUAL WALL), N-12 HP, & PVC SEWER.
4 - DIMENSIONS ARE FOR REFERENCE ONLY. ACTUAL DIMENSIONS MAY VARY.
5 - DIMENSIONS ARE IN INCHES
6 - SEE DRAWING NO. 7001-110-275 FOR ADS N-12 & HANCOR DUAL WALL BELL INFORMATION & DRAWING
NO. 7001-110-364 FOR N-12 HP BELL INFORMATION.