Description
The City of Marion is seeking contractors to perform a municipal sanitary‑sewer upgrade in Marion, IA. The scope includes compaction testing, removal and replacement of unsuitable backfill, installation of new gravity main pipe (PVC 6‑15 in.), service stub installation, removal of existing sewer, manhole construction and modifications, sidewalk and pavement work, traffic control, landscaping, mobilization, solid‑waste collection maintenance, and concrete washout. Three local firms submitted bids, with totals ranging from approximately $374 k to $530 k, each quoted as a percentage above the engineer’s estimate of $296,596.43. A 10 % surety bond is required, and bidders had to acknowledge receipt of all addenda.