Mortar Test Page
| Fort | Original Battery | New Battery | Config | Mortars | Final Mort/Carr | Start | Stop | Rebuilt | Cement |
|---|---|---|---|---|---|---|---|---|---|
| Fort Preble | Battery Kearny | Battery Chase | Quad | 16/6 | M1890MI/M1896MI | 1896 | 1942 | Original | Both |
| Fort Banks (2) | Battery Lincoln | Battery Kellogg | Quad | 16/12 | M1886/M1891 | 1891 | 1942 | Rebuilt | Rosendale/Both |
| Fort Andrews | Battery Cushing | Battery Whitman | In "L" | 16/10 | M1890MI/M1890 | 1904 | 1942 | Remodeled | Portland |
| Fort Adams (1) | Battery Greene | Battery Edgerton | In Line | 16/8 | M1890MI/M1896MI | 1898 | 1942 | Original | Rosendale PF |
| Fort Slocum (2) | Battery Haskin | Battery Overton | Quad | 16 | M1886/M1891, | 1897 | 1919 | Original | Both |
| Fort Hancock (2) | Battery McCook | Battery Reynolds | Quad | 16 | M1886M/M1891 | 1898 | 1920 | Original | Rosendale |
| Fort DuPont (1) | Battery Rodney | Battery Best | Quad | 16/8 | M1890MI/M1896 | 1900 | 1942 | Original | Both |
| Fort Monroe | Battery Anderson | Battery Ruggles | In Line | 16/8 | M1890MI/M1896MI | 1898 | 1942 | Original | Rosendale |
| Fort Moultrie | Battery Capron | Battery Butler | Quad | 16/8 | M1890MI/M1896MI | 1898 | 1942 | Original | Rosendale |
| Fort MacArthur | Battery Barlow | Battery Saxon | In Line | 8 | M1912/M1896MIII | 1915 | 1943 | Original* | Portland |
| Fort Miley | Battery Livingston | Battery Springer | In Line | 16/8 | M1890MI/M1896MI | 1902 | 1942 | Original* | Portland |
| Fort Winfield Scott (2) | Battery Stotsenburg | Battery McKinnon | In Line | 16/8 | M1890MI/M1896MI | 1900 | 1942 | Original | Portland |
| Fort Winfield Scott (2) | Battery Howe (1) | Battery Wagner (1) | Quad | 16 | M1896/M1891 | 1900 | 1920 | Original | Portland |
| Fort Casey (1) | Battery Schenck | Battery Seymour | In Line | 16/8 | M1890MI/M1896MI | 1902 | 1942 | Original | Portland |
| Fort Worden | Battery Brannon | Battery Powell | In Line | 16/8 | M1890MI/M1896MI | 1902 | 1942 | Original | Portland |