Wael ElDessouki

level of service roundabouts transportation problem max flow network shortest path graph theory capacity cpm minimum spanning tree simplex method for solving lp graphical metho for solving lp linear programming mathematical modeling critical path method travel time study delay study volume study traffic studies: speed study traffic flow density multilane level of service freeway level of service intersection level of service traffic control control delay intersection capacity stop sign signal design traffic signals gm car-following models greenshields model traffic density macroscopic traffic flow models shockwave analysis car following models traffic flow theory performance indicators transportation project metrics parking demand parkin duration street parking parking generation runways design load expansion joints longitudinal joints construction joint flexible pavement rigid pavement traffic safety speed hump traffic calming traffic managment hov assessment hov lane lane reversal safety geometric design roundabout level of service roundabout capacity aashto horizontal sight distance offset sage curve crest curve functional classification lane widening in horizontal curves climbing lane vertical alignment horizontal alignment vertical curves design speed highway classification mutcd design vehicle field of vision perception reaction time traffic control devices traffic stream road users speed gun volume studies speed studies multilane highway level of service multi-lane highway capacity traffic engineering education traffic operations freeway weaving segment grade separation interchange layout weaving segment