Gs HEIGHT OFCULVERT, H WIDTH OF CULVERT, B THICKNESS OF SIDE WALLS, STRENGTH, fy CONCRETE UNIT WEIGHT, gc SATURATED SOIL UNIT WEIGHT,

INPUT DATA CONCRETE COMPRESSIVE STRENGTH, f'c REBAR YIELD STRUCTURAL DESIGN OF SINGLE CELL BOX CULVERTBased on AASHTO LRFDīridge Design 2007 SIClient: Job Name/Station: GeoData SurveyĬompany Culvert Structural Design Designed By: Verified By: AliĪkbar Shaikhzadeh Date: Revision:Version 1.0 Pressure intensity at the specified depth 7.14 KPa Wheel Load = 72.5 KN Linear load on the top slab 7.14 KN/m Dynamic Load Allowance (Impact Factor) 5.94 % Factor for increasing live load du Increased linear live load 9.08 KN/m Impact and multiple presence facto Weight of earth ﬁll Linear weight of fill on the slab 36.00 KN/m Imposed dead loads Linear imposed dead loads on the slab 0 KN/m Selfweight Linear selft weight of the slab 8.4 KN/m Side Walls Soil pressure 0.333 CONCRETE UNIT WEIGHT, g c SATURATED SOIL UNIT WEIGHT, g s THICKNESS OF SIDE WALLS, t w THICKNESS OF TOP SLAB, t ts THICKNESS OF BOTTOM SLAB, t bs DEPTH OF FILL, h f IMPOSED SERVICE DEAD LOADS, w d ALLOWABLE SOIL PRESSURE, Q a SOIL ANGLE OF FRCITION, f Include live loads if h f 0% k ah = (1 - sin f ) / (1 + sin f ) Multiple presence factor 1.20 Traffic travelling parallel to spa Width of distributed load (parallel to spa 2250 mm Length of distributed load (perpend. Top Slab Vehicular Live Loads (HS 20 AASHTO Truck) 2000 mm LL considered. LOADS ON THE CULVERT For the design purposes a one-meter length of the culvert is considered. MAIN REINFORCEMENT SPACING 200 mm Flexure Status O.K. OF REINFORCEMENT LAYERS 2 Shear Status O.K. PREFERRED REBAR SIZE 12 mm CONCRETE COVER TO REBAR CENTER 75 mm Design Summary NO. STRUCTURAL DESIGN OF SINGLE CELL BOX CULVERT Based on AASHTO LRFD Bridge Design 2007 SI Client: GeoData Survey Company Designed By: Ali Akbar Shaikhzadeh Date: Job Name/Station: Culvert Structural Design Verified By: Revision: INPUT DATA CONCRETE COMPRESSIVE STRENGTH, f'c 28 MPA REBAR YIELD STRENGTH, fy 420 MPA 24 kN/cum 18 kN/cum HEIGHT OFCULVERT, H 1500 mm WIDTH OF CULVERT, B 2000 mm 350 mm 350 mm 350 mm 2000 mm 0 KPa 144 KPa 30 Deg.

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