A open top railcar comprises a body on pair of spaced trucks, and a top chord extending the length of the side and the width of the end of the railcar, wherein the top chord includes an inwardly sloped top surface configured to discharge lading toward the interior of the railcar through gravity. The railcar further includes corner cap members that have inwardly sloped top surfaces configured to discharge lading toward the interior of the railcar through gravity. The railcar has a plurality of discharge chutes including a plurality of doors operated through a pneumatic door operating system and a manual door operating override for each door. The railcar also includes a nonmetallic touch pad housing provided with a plurality of touch plates for operating selective doors.