For $2130013$

Flexible

Using two lane major arterial

Different designed ESAL $800,000,1$ million, $2$ million, and $3$ million

Using different reliability $70\%,85\%,$ and $99\%$

Design period $20$ years

Given that resilient modulus of asphalt, base, sub$-$base, and subgrade are $500,31,18,12,$ ksi respectively.

Untreated aggregate base

Aggregate sub$-$base

Overall standard deviation is $0\mathrm{.}45$

Initial serviceability $=4\mathrm{.}5$

$Pt=2$

If $75\%$ of water is to be removed in one week

Determine the design thickness for each layer using AASHTO $1993$ and PaveXpress software and compare your results.

For rigid pavement

Using two lane major arterial

Different designed ESAL $800,000,1$ million, $2$ million, and $3$ million

Using different reliability $70\%,85\%,$ and $99\%$

Design period $20$ years

Modulus of elasticity is $4000$ksi

Rupture strength is $650$

Modulus of subgrade reaction is $250$ pci

Overall standard deviation is $0\mathrm{.}45$

Initial serviceability $=4\mathrm{.}5$

$Pt=2$

Load transfer coefficient is $3\mathrm{.}2$

The drainage coefficient is $1\mathrm{.}0$

Determine the required slab thickness using AASHTO $1993$ and PaveXpress software and compare your results.