Pa ge no: | H 9 of/33 



Design Prg b lejri ^ Longshore Transport 



Calculoted by 

 Chocked by: 



Date : 



Lon g shore Sand Transport (cont) 



Qzimufh is 4-3''; on the south side of the m lei 

 the shoreline azimuth is GS° 



For Q shoreline azimuth of 43", a longshore 

 y^Qve energy analysis gives, 



Psou^'" f^-^^^^^ ^^''^^^^-y- 



For a shoreline azimuth of C5^ 

 Pnoritr «"«' ti-lblff-yr. 



Based on net Transport and a shoreline 

 azimuth of 43" (general trend of shoreline 

 at Cold Spring Inlet) 



Qnel= Qsou^h-Qnor^H = ^-^Z ^O^ yd%r 



(southland) 



Pnet = /W/T Pnor^^ = iro m' fHb/fi-yn 



21 Uar. 73 



k' = «V^, = 



_ 2.0 a 10- 



n.oxfo'^ 



= fi.s^ld yd^/lb 



based on gross transport and shoreline 

 azimuth of 43° 



P - P 



k' = ^^/p, = 



-^Pnorm^ 2aO%JO^ fi-lb/ftyr 



5 -C 



2 DO K 10^ 



= 60.0^10 yd^jlb. 



8-119 



