CHAPTER V.

RIVETED CONNECTIONS.

Latitude in practice--Laboratory experiments--Care in considering practical instances--Main girder web rivets--Lattice girders investigated--Rivets in small girders--Faulty bridge floor-- Stresses in rivets--Cross girder connections--Tension in rivets-- Defective rivets--Loose rivets--Table of actual rivet stresses-- Bearing pressure--Permissible stresses--Proposed table--Immunity of road bridges from loose rivets--Rivet spacing 45