PvI gu Bvc STA 62s ELV 14843 STEPS O find STA 100 STA rin EL

PvI gu Bvc STA 6+2s ELV 148.43 STEPS O find STA 100 STA rin ELV on steuicgh line Find d find To

elevation BVC =148.43ft

station PVI=9+50

station BVC=6+25

BVC=PVI-(L/2)

6+25=9+50-(L/2)

L=56FT

g1=3% ,g2=-2.5%

station EVC=station PVI+(l/2)

=9+50+(56/2)=9+78

A=g2-g1/L=3+2.5/.56=9.82%

=0.03+0.025=0.055

CHECK .

EVC-BVC=(9+78)-(6+25)=56FT