In a concrete pavement, during summer, at and soon after mid-day, the combined stress at the interior of the slab is equal to : (a) Wheel load stress + Temperature warping stress + Sub grade resistance stress (b) Wheel load stress + Temperature warping stress – Sub grade resistant stress (c) Wheel load stress – Temperature warping stress + Sub grade resistant stress (d) Wheel load stress – Temperature warping stress − Sub grade resistant stress

In a concrete pavement, during summer, at and soon after mid-day, the combined stress at the interior of the slab is equal to :
 (a) Wheel load stress + Temperature warping stress + Sub grade resistance stress
 (b) Wheel load stress + Temperature warping stress – Sub grade resistant stress
 (c) Wheel load stress – Temperature warping stress + Sub grade resistant stress
 (d) Wheel load stress – Temperature warping stress − Sub grade resistant stress
by

1 Answer

Answer :

(b) Wheel load stress + Temperature warping stress – Sub grade resistant stress
by

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