LONGITUDINAL MEMBER "B" 



LONGITUDINAL MEMBER "C" 



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Side Elevation 

 TRANSVERSE TIE UNIT 



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Side Elevation 



Side Elevation 



SIDE ELEVATION 



















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FIGURE 137 CONCRETE PERMEABLE GROIN (SYDNEY M. WOOD) 



Rock Fill To Be Covered With 

 6" Concrete Slab, Cost 

 in Place 



r Concrete Panel 



PLAN VIEW 



2' Concrete Panels 



Center of transverse block Center of transverse block 



PROFILE VIEW PANELS 

 IN PLACE 



FIGURE 138-COMBINED PRECAST CONCRETE AND ROCK FILL GROIN 



209 



