Home Infrastructure Environmental Sanitation Mailbox drop detail Mailbox drop detail Description Save Detail of a mailbox with a special drop Format DWG File size 2.32 MB DOWNLOAD DWG share your appreciation Related Posts camera of bars manhole detail Sand chamber and screening Construction of a concrete box for the expansion of the sewerage network 1:2000 manhole detail Stormwater manhole box details Drinking water system. mouths of visit Top view and profile sewage sewage Decanting chamber type for paving projects pat Rainwater networks Sewerage - pipe details intake Simple manhole - storm drain. storm drain well fan of an industrial esp Sewers intake detail Anaerobic biodigester oxidation ditches