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المؤلفون: Miller, Christopher M.
الموضوعات: Culverts Maintenance and repair. Ohio, Culverts Maintenance and repair Equipment and supplies Evaluation. Ohio, Remote control Evaluation. Ohio, Ponceaux Entretien et réparations. Ohio, Culverts Maintenance and repair., Ohio.
مصطلحات الفهرس: culvert, maintenance, 'culvert maintenance', MicroTraxx, 'remote controlled equipment', cleaning, candidate, District, survey, 'candidate culvert', 'waterway blockage'
URL:
http://www.dot.state.oh.us/Divisions/Planning/SPR/Research/reportsandplans/Reports/2015/Maintenance/134839_FR.pdf http://www.dot.state.oh.us/Divisions/Planning/SPR/Research/reportsandplans/Reports/2015/Maintenance/134839_ES.pdf https://ohiomemory.org/digital/collection/p267401ccp2/id/12212