ontario highway commonly referred highway maintained highway canadian province ontario serves bypass highway highway begins community manchester highway concurrent travels east ending highway southwest highway reached highway northbound near route concurrent kilometres kilometres long passing city outside communities serves highway passes generally agricultural areas enters near highway highway designated 1930s downtown shortly extended west manchester lake date 1850s repeatedly reinforced course century reach current state 1950s construction highway caused route highway modified end decade reconstructed final time eastern end highway times arriving current routing 1960s route description kilometre highway serves alternative route highway bypassing providing shorter direct southern route begins community manchester intersection highway highway west intersection road continues road highway travels northeast town curves east street passing town highway serves commercial strip street east end town highway passes big box retailers crossing western arm lake causeway highway passes island road durham regional road leads reserve curves southeast enters marsh continued east reader road curved southeast end road modern route constructed reinforced 1960s lies south original route route continues southeast causeway separating eastern arm lake marsh approximately kilometre miles highway curves east continues kilometres end causeway kilometres highway travels straight east past farmland curves north near intersects durham regional road travels south routes travels north concurrently kilometres road departs north highway gently curves east passes railway village returning farmland highway enters northern tip terrain begins near border eventually farmland transitions forests highway glacial form route intersects highway approximately kilometres east highways travel south concurrently kilometres branches east highway continues south newcastle parking lot available junction highway continues east valley ridden region containing mix thick deciduous forests farmland shortly passing northern terminus city road porter road highway enters village crosses intersects southern terminus city road curving southeast entering highway curves east passes final crosses farmland entering community meets county road approximately kilometres east highway ends interchange intersects concurrent highway approximately kilometres northeast point continuing history history largely connected lake played important role century highway designated 1930s businessman later port perry played significant role construction lake gradually reinforced span century reaching present state carry highway development lake created sons upstream current dam locks power mill raised water levels highlands island separated southeast west result residents forced ferry lake summer ice winter periods falling ice marsh formed residents began petition new government construction bridge island passed february granted construction floating bridge bridge proved expensive burden years responsibility maintaining repeatedly shifted township county ice carry away entire sections bridge spring requiring complete reconstruction spring work began convert metres port perry floating bridge permanent embankment logs placed sides bridge materials sinking soft soil earth laid provide stable surface process increased width metres metres construction causeway met fierce opposition county officials argued new method faced winter season took july work resume port perry managed manipulate county council convincing strike magnificent grant seasonal maintenance offered feet filled east end bridge contract work june completed year later finally early work final metres began work completed july point repairs carried existing sections construction kilometre causeway took place nearly decades effort chief promoter witnessed business opportunity bridge opened wished construct second structure opening port perry markets fertile agricultural land township approached ontario county council proposal refused funding council agreed set committee sought investors lake marsh lands drainage company purchased south proposed causeway approached offer build causeway plans drain marsh required small investment order proceed work council ultimately refused forcing company sell lands continued funds level government surrounding begin work unlike bridge ensured structure permanent beginning constructed majority causeway removing layer marsh logs approximately metre deep covering exposed surface depth earth early causeway completed shortly trees planted sides combined kilometre route quickly grew main east west transportation corridor area soft soils clay causeway built sank continuous rate required maintenance water spring reinforced widened heightened response growing automobile usage assumed street providing alternate route south downtown point time highway entered following street east curving southeast followed followed south route proceeded west street south george street followed east highway entered west street curving north followed curved east charlotte street followed highway provided direct route highway highway south extended west highway highway manchester created concurrency brought length highway kilometres new extension gravel road highway section paved october late highway opened highway enterprise hill highway south result rerouted concurrently short section new highway highways rerouted including highway curve south meet highway near route highway spring truncated highway near taking current routing late 1950s spring flooding began problematic prompting reconstruct approaches soil investigations carried length road august contracts construction existing closed adjacent marsh excavated metres deep nearby properties purchased sole purpose earth fill continuous rate cubic feet organic material removed marsh cubic feet fill placed years construction result longer marsh spring melt longer poses issue major intersections following table lists major junctions highway noted
Ontario Highway 7A