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The Landscape Engineer
Special Engineering Structures
3 other sections not shown
adjacent ahead amount of fertilizer automobile beauty Bermuda grass bridge broad building built Carpenter ants concrete condition contour lines cradle-rocker cross crown culvert curves danger deep ditches distance driver driver's eye economy effect erosion esplanade fills flowers Gilchrist grade separation grass grow growth Gubbels heavy highway construction Highway Engineer hill hilltop hundred feet inches insects land landscape engineer leaves location and alignment maintenance miles an hour modern highway motorist mowing native trees natural trees necessary old highways pavement planting possible Potassium cyanide preserve principles problem pruning Pruning saw reduce retards right angles right-of-way rip-rap road focus roadbed roadside development roadside park roadside trees root system route safety side ditches slopes Sodium cyanide speed steam shovel steep straight stream structure surface Texas Highway Department tion top soil traffic transplanting trees and shrubs turnouts underpass valley vegetation velocity vision width