Drawing No. 13, 'Utility Trench Cross-Sections, FEI Final ... · 3.5' fill — 6"...
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Drawing No. 13, 'Utility Trench Cross-Sections, FEI Final ... · 3.5' fill — 6" 2' oo oo oo o o 0 00 0 cravel fill mottled clay o o o oo 2' fill 2' sand 0 000 2' gravel fill 3