Providence Engineering
Providence RI
Providence Engineering Corp. was a major 19th-century manufacturer of engines, based in Providence RI. It contracted to build ten tugs for the USSB, subcontracting the shipyard work to Kyle & Purdy, on City Island NY, and shipping the engines down from Providence.
| USSB # | O/N | Name | Customer | Type | GT | Delivered | Notes | |
| 1345 | 218587 | Bathalum | USSB | icebreaking tugboat | 426 | Aug 1919 | scrapped 1960 | |
| 1346 | 218588 | Bathgate | USSB | icebreaking tugboat | 426 | Sep 1919 | to USN 1942 as Bomazeen (YT-238), sold 1947 as Sea Duke, scrapped 1953 | |
| 1347 | 218908 | Battleboro | USSB | icebreaking tugboat | 426 | Oct 1919 | later Pocomoke 1942, scrapped 1953 | |
| 1348 | 219142 | Baymead | USSB | icebreaking tugboat | 426 | Nov 1919 | scrapped 1960 | |
| 1349 | 218909 | Tagus | USSB | icebreaking tugboat | 426 | Dec 1919 | ||
| 1350 | 219723 | Baddacock | USSB | icebreaking tugboat | 426 | July 1920 | wrecked off Aransas 1920 | |
| 1351 | 219722 | Bayport | USSB | icebreaking tugboat | 426 | Aug 1920 | later H. T. De Bardeleben 1931, wrecked off South Pass 1934 | |
| 1352 | 220570 | Bayside | USSB | icebreaking tugboat | 426 | Sep 1920 | to USN 1921 as Cahokia (YT-135), scrapped 1953 | |
| 1353 | 220569 | Bayspring | USSB | icebreaking tugboat | 426 | Oct 1920 | later AT-60 1920, YNG-19 1940, sold 1946, scrapped 1958 | |
| 1354 | 219141 | Beachhaven | USSB | icebreaking tugboat | 426 | Nov 1920 | later Bermuda (AT-61) 1921, YTB-135, scrapped 1952 |