North
Section D of SH 7 runs 15.18 miles between U.S. 287 in the city of Lafayette and a dumbbell interchange with U.S. 85 in the city of Brighton. SH 7 previously extended further east to I-76/U.S. 6.
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I-25/U.S. 87 straddle the Broomfield and Adams County line north to the diamond interchange (Exit 229) with SH 7.
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Follow a 1.19 mile long overlap with U.S. 287 north, SH 7 resumes west along Arapahoe Road (Route 007C) 8.39 miles to U.S. 36 (28th Street) in Boulder.
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Prior to 2004, Interstate 25 narrowed from six to four overall lanes beyond the exchange with SH 7.
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A diamond interchange (Exit 232) joins I-25/U.S. 87 with Erie Parkway west and Summit Boulevard east along the town of Erie and city of Dacono line.
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Erie Parkway (CR 8) leads west toward the Erie town center. Summit Boulevard extends the arterial east to the Sweetgrass development and Colorado Boulevard in Dacono.
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Colorado National Speedway
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SH 52 branches 11.1 miles east from SH 119 between Boulder and Niwot to the diamond interchange at Exit 235.
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SH 52 runs along Frederick town line east from Exit 236 to County Road 14.
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East from Interstate 25, SH 52 continues 8.7 miles to U.S. 85 at the city of Fort Lupton and 18 miles to I-76/U.S. 6 at Hudson.
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Converging with Interstate 25 at Exit 240, SH 119 angles northeast from Boulder to Niwot and Longmont.
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The modified diamond interchange with the east end of SH 119 is just outside the Firestone town limits. Firestone Boulevard (CR 24) extends the arterial east across the suburban north side of the community.
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The six lane section of Interstate 25 previously concluded northbound at Exit 243.
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SH 66 formerly extended west from Lyons along U.S. 36 to Rocky Mount National Park. U.S. 36 replaced SH 66 west to Estes Park in 1967 and to U.S. 34 at Deer Ridge Junction in 1977.
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Measuring 22.69 miles in length, SH 66 overall runs east from Lyons to the north side of Longmont and beyond Exit 243 to U.S. 85 in the town of Platteville.
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I-25/U.S. 87 advance north through the Mead town limits to the diamond interchange at Exit 243.
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Weld County Road 34 (Walker Avenue) leads one mile west to the residential street grid of Mead.
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SH 56 constitutes a 6.71 mile highway west from Interstate 25 to U.S. 287 in the town of Berthoud.
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Carter Lake lies beyond the west end of SH 56 within the foothills of the Front Range. Old U.S. 87 parallels the east side of I-25 across the Little Thompson River and ahead of Exit 250.
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Construction for the Interstate 25 Express Lanes includes rebuilding the exchange at Exit 252 into a DDI.
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The eastern leg of SH 60 (Route 060B) follows an L-shaped route 14.38 miles from CR 48 at Exit 252 to Johnstown, Milliken and U.S. 86 near Gilcrest.
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An implied overlap with I-25 and the frontage road system leads SH 60 north to the western leg of SH 60 (Route 060A) at Exit 254 and CR 14.
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SH 60 bee lines 4.97 miles west from Exit 254 to U.S. 287 at the unincorporated community of Campion, south of Loveland.
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Shifting west to the dumbbell interchange at Exit 255, I-25/U.S. 87 enter Larimer County.
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Formerly a full cloverleaf interchange joined I-25/U.S. 87 with U.S. 34 at Exit 257. Loop ramps to U.S. 34 were removed to eliminate weaving traffic.
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I-25/U.S. 87 cross the Big Thompson River just ahead of the CR 20E overpass. The river winds east from the high country in Rocky Mountain National Park through the town of Estes Park, and then into Big Thompson Canyon en route to Loveland. The river flows east to merge with the South Platte River.
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Exit 257 leaves Interstate 25 north for U.S. 34 east to the city of Greeley and west to Boyd Lake State Park and Loveland.
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U.S. 34 (Eisenhower Boulevard) travels west from Loveland to U.S. 40 in Granby on the western slope of the Front Range. During Winter months, U.S. 34 is closed over Trail Ridge Road in Rocky Mountain National Park.
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I-25 northbound spans a Union Pacific Railroad 0.75 miles ahead of Exit 259 for Crossroads Boulevard and Northern Colorado Regional Airport (FNL).
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The Larimer County Fairgrounds and Budweiser Event Center lies northeast of the dumbbell interchange (Exit 259) with Crossroads Boulevard.
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Photo Credits:
08/11/16 by AARoads
Connect with:
U.S. 34
Page Updated 01-12-2022.