Invitation to Bid # B2015-WTR-03 Posted on June 4, 2015 at 1:02 pm. The Invitation to Bid for a 4×4 Loader Backhoe for the Water Department, # B2015-WTR-03, is below. 2015-WTR-03 Letter of intent to Bid Post navigation Invitation to Bid #B2015-DPW-03Request for Proposal # B2015-OSMH-02