Static shot of right-of-way hacked out of scrub forest. Shots of surveyors at work waving their arms, peering into their instruments. MLSs of men drilling. Sequence showing the paving of a stretch of highway with CUs and MSs of machinery, men. MS of asphalt loading plant with truck being loaded. CU and PAN of huge revolving asphalt mill and of men at work on it. Several shots of equipment including bulldozers, shoving rock down a cliff in a cloud of dust, of bulldozers levelling right-of-way. HALSs of shovels and trucks at work in mountains. Sequence on accepted routine in blasting rocky obstacles showing men drilling holes in rock with pneumatic drills, stuffing holes with dynamite, laying out fuse, CS of box of dynamite CIL. Shot of blast. LSs of rough mountain slope and of blasts going off, spilling rock and dust downhill.