Several roads and pathways will be affected by construction in the coming weeks. StrathmoreNow/Jaden Kobsar.captiontext { font-size:90%;font-style: italic;margin-right:20px; } Construction work in south Chestermere will bring several traffic and pathway changes. Starting Thursday, Aug. 20, Rainbow Road South will be fully closed between Waterford Boulevard and South Shore Drive, including the bridge area, until Sept. 4. Crews will excavate acros…