68 bridges with vertical clearance data on SR-15 in Connecticut. Lowest: 103.3ft.
| Clearance | Carries | Crosses | Location | Built | Map |
|---|---|---|---|---|---|
| 103.3ft | Route 15 | Huntington Road | 0.7 Mi N Of Route 8 | 1940 | Map |
| 111.5ft | Route 15 Sb | Wintergreen Ave & Brook | 0.7 Mi N Of Route 69 | 1949 | Map |
| 112.5ft | Route 15 Nb | Wintergreen Ave & Brook | 0.7 Mi N Of Route 69 | 1949 | Map |
| 124.3ft | Route 15 | Mc Mullen Avenue | 0.1 Mile South Of Rte. 99 | 1943 | Map |
| 125.0ft | Route 15 | Route 137 | Route 15 Exit 35 | 1937 | Map |
| 125.0ft | Route 15 | Bayberry Lane #1 | 0.4 Mi West Of Town Line | 1939 | Map |
| 126.6ft | Route 15 | Perry Avenue | 0.2 Mi S Of Us Route 7 | 1936 | Map |
| 127.6ft | Route 15 | Cutspring Road | 1.5 Mi S Of Route 110 | 1940 | Map |
| 130.9ft | Route 15 | Route 104 | 1.2 Mi S Of Route 137 | 1936 | Map |
| 130.9ft | Route 15 | Hillside Road | 1.9 Mi East Westport Tl | 1940 | Map |
| 132.5ft | Route 15 | Silvermine Avenue | 0.5 Mi S Of Us Route 7 | 1938 | Map |
| 134.2ft | Route 15 | Route 106 | Route 15 Exit No. 36 | 1937 | Map |
| 134.2ft | Route 15 | Route 53 | 1.1 Mi S Of Route 33 | 1937 | Map |
| 135.8ft | Route 15 Sb | Sr 719 | Route 15, Exit 40 | 1938 | Map |
| 135.8ft | Route 15 | Reservoir Avenue | 0.9 Mi So Of Rte 127 | 1939 | Map |
| 135.8ft | Route 15 | Circular Avenue | O/Circular Avenue | 1948 | Map |
| 136.8ft | Route 15 | Folly Brook Boulevard | 1 Mile So. Of Hartford Tl | 1942 | Map |
| 138.5ft | Route 15 | Route 69 & West River | .3Mi No Of Rt 63 & 69 Int | 1949 | Map |
| 138.5ft | Route 15 | Miller Avenue | .8 Mi N Walfrd & Merdn Tl | 1946 | Map |
| 139.1ft | Route 15 | Route 58 | At Exits 44 & 45 | 1938 | Map |
| 139.1ft | Route 15 | Westfield Road | 2 Mi South Of Berlin Tl | 1946 | Map |
| 139.1ft | Route 15 Tr 805 | Reservoir Avenue | Ext 49 Rt15(15Nb To 25Sb) | 1980 | Map |
| 140.1ft | Route 15 & Us 5 | Route 175 | 0.1 Mi N Of Newington Tl | 1942 | Map |
| 140.7ft | Route 15 | Route 57 | Route 15 Exit 42 | 1938 | Map |
| 140.7ft | Route 15 | Route 110 | Route 15 - Exit No. 53 | 1940 | Map |
| 141.7ft | Route 15 Nb | Sr 719 | Route 15 Exit No. 40 | 1938 | Map |
| 141.7ft | Route 15 | Toelles Road | .3 Miles West Of Route 5 | 1947 | Map |
| 142.4ft | Route 15 | Route 127 | 1.4 Miles S Of Route 8 | 1934 | Map |
| 145.0ft | Route 15 | Route 63 | 3.7 Mi W. Of Route 10 | 1948 | Map |
| 145.0ft | Route 15 | Quinnipiac Street | 0.7 Mi N Of No Haven T.L | 1947 | Map |
| 145.0ft | Route 15 | Riversville Rd E Br Byra | 1.8 Mi East Of Exit 27 | 1935 | Map |
| 147.6ft | Route 15 | Us Route 5 | 1.23 Mi South Of Meriden | 1998 | Map |
| 147.6ft | Route 15 | Route 243 | 1 Mile West Of Route 63 | 1948 | Map |
| 147.6ft | Route 15 | Lane Street | 1.2 Mile West Of Route 10 | 1949 | Map |
| 148.3ft | Route 15 | Sr 707(Whitney Ave.) | 1.3 Mi East Of Route 10 | 1946 | Map |
| 148.3ft | Route 15 | Unity Road | 1.1 Miles South Of Rte 8 | 1940 | Map |
| 148.3ft | Route 15 | Gilbert Ave | 1.2 Mile West Of Route 10 | 1949 | Map |
| 149.3ft | Route 15 | Route 123 | Route 15 Exit No. 38 | 1937 | Map |
| 149.9ft | Route 15 | Route 10 | Route 15 Exit No. 60 | 1948 | Map |
| 149.9ft | Route 15 | Cross Highway | 3.5 Mi S Of Route 58 | 1938 | Map |
| 149.9ft | Route 15 Tr 810 | Route 15 & Route 8 | Route 15 Sb Exit No. 52 | 1984 | Map |
| 149.9ft | Route 15 | Route 33 | Route 15 At Exit No. 41 | 1937 | Map |
| 150.9ft | Route 15 | Route 68 | 0.3 Mi W Of Us Route 5 | 1946 | Map |
| 152.6ft | Route 15 | Sr 717 (Dixwell Ave) | 0.7 Mi S Of Route 40 | 1946 | Map |
| 152.6ft | Route 15 Nb Tr 808 | Route 15 & Route 8 | Route 15 Nb Exit No. 52 | 1984 | Map |
| 153.2ft | Route 15 | Prvt Access Rd And Brook | 2.3 Mi N Of Ny State Line | 1935 | Map |
| 154.9ft | Route 15 | Route 136 | 1.8 Mi West Town Line | 1938 | Map |
| 154.9ft | Route 15 | Sr 502 Silver Lane | 0.6 Mi South Of Jct I-84 | 1987 | Map |
| 155.8ft | Route 15 | Sr 796 | 0.8 Mi N Of Route 110 | 1940 | Map |
| 155.8ft | Route 15 Nb | Interstate-91 & Ramp 145 | 2.8 Miles North Of Rte 5 | 1964 | Map |
| 155.8ft | Route 15 | Wheelers Farm Road | 1.5 Mi N Of Route 110 | 1993 | Map |
| 156.8ft | Route 15 Sb | Route 314 - Berlin Tnpk. | Jct Of 15 And Berlin Tnpk | 1942 | Map |
| 158.5ft | Route 15 Ramp 161 | Route 15 | 15 Sb Ramp To Brainard Rd | 2010 | Map |
| 160.1ft | Route 15 Northboun | I-91 Nb,Rt 2,Ct River,Rr | 0.3 Mi North Of I-91 Nb | 1991 | Map |
| 161.7ft | Route 15 Nb | Interstate-91 & Tr 3 | Adj To Exit#68 To I691 Wb | 1964 | Map |
| 166.7ft | Route 15 Nb | Route 5 (Main Street) | 1.6 Miles N Of Htfd Twnln | 1991 | Map |
| 167.7ft | Route 15 Sb | Route 8 & Rt 8 Ramp 143 | Route 15 Exit No. 52 | 1983 | Map |
| 171.6ft | Route 15 Southboun | I-91 Nb,Rt 2,Ct River,Rr | 0.3 Mi North Of I-91 Nb | 1991 | Map |
| 172.6ft | Route 15 Tr 807 | Route 25 Ramp 003 | 330 Ft W Of Route 127 | 1981 | Map |
| 172.6ft | Rte 15 Sb & Ramp | Us Route 5 (Main Street) | .6 Mile E Of Hartford Tl | 1991 | Map |
| 175.9ft | Route 15 | Amtrak Railroad | 600 Ft South Of Route 5 | 1947 | Map |
| 179.1ft | Route 15 Nb | Route 8 & Rt 8 Ramp 143 | Route 15 Exit No. 52 | 1983 | Map |
| 190.0ft | Route 15 & U.S. 5 | P&W Rr & Hartford Ave | 0.2 Mi So. Of Hartford Tl | 1942 | Map |
| 205.7ft | Route 15 | Us Rte 7 & C-D Rdwy 601 | Us Route 7 Exit No. 3 | 1991 | Map |
| 213.3ft | Route 15 | Metro-North Railroad | 0.2 Mi N Of Us Route 7 | 1937 | Map |
| 222.4ft | Route 15 | Taconic Road | 6.3 Mi E Of State Line | 1936 | Map |
| 250.0ft | Route 15 | Connolly Pkwy | 0.2 Mi N Of Route 10 | 1948 | Map |
| 350.1ft | Route 15 | Housatonic River & Mnrr | Rte 15 Between Ex 53 & 54 | 2004 | Map |