LOW TRUSS HIGHWAY BRIDGE. 



125 



\ 



a 





\ 



^L 4'3*f ', conn, same <ys /<?ts.\ 

 AH lat's IL 4'*$"*}". 1 rivet at \ 

 int'sect. 3 rivets at end 



&' 



PART PLAN 

 HALF SECT/ON 



'Connect bterjls 60 f/'r bhts\ -. 

 Top of 



Specifications: Mich. Stete Hiohwy DepL. 

 1916 Edition. 



Life Lojd : /8 T. roller or /Off /6 per sq. ft. 



Desd Lox/: Weight of steel p/vs /350 Ib. 

 per /in. ft. for ^ "concrete floor. 



Raint: One shop jr?d two f/'e/d costs. 

 First to 6e red , second, qreen <?nd 

 third, 6teck. fiaint to ee fond mi 

 IB Ib. pare red /e^d to one <?j//0n 

 Unseed, 0r^t?t/?er pjint <spproved oy 

 Michtojn Stete Higtinay Commissioner. 



Resmina: A// hales for f/e&/ rivets except 

 for teter<3/s to be drilled or reamed 

 to iron template or resmed true 

 while pieces <3rv bo/ted together. 



Connections : A// fie/d connections sf&l/ of 

 made tv/th riffts. 



Pi vets : To fa * " unless noted. 



Traffic: To be maints/ned dt/rino, erection 

 unless otherwise hand/ed /n manner 



by fityhnay Commissioner. 

 Sections of ffou/K3/e/?t strength 

 y be substituted on approval. 

 All ousset plates g " 

 Estimated tveifhc 63,000 Iff. 



in Shoes 

 PI. /" 

 2 Side Pis. i 

 2 Outs. 1*6 S3, 



Pis.}" 

 ? Fillers, * 



Railfnp jnd Connections, 

 Pedestals and Shoes 



STANDARD ffl FT. L0w 



WOW Kox/wy 

 'Michigan H/yhwy fommission 



FIG. 19. Low TRUSS SPAN WITH STRINGERS. 



