You’ll Want to Plan Ahead to Avoid This Weekend’s Road Closures Across O‘ahu
Or maybe just stay home, since traffic may be bad Oct. 6–8.

Photo: Thinkstock
Drivers, start your engines. We know traffic is a hassle on O‘ahu and unexpected road closures are everyone’s worst nightmare. So, we’ve put together a list of this weekend’s lane closures, courtesy of the state Department of Transportation and the city, to keep your traffic dread to a minimum.
We’ve even got a warning for the Big Island!
Note: Lane closure schedules may change at any time without further notice. All projects are weather permitting.
O‘ahu Lane Closures
H-1 Freeway
Ewa
On Saturday, Oct. 7, the eastbound right lane near the Kapolei/Ewa Off-Ramp (Exit 3) will be closed from 7 a.m. to 12 p.m. for maintenance work.
Honolulu
Two right lanes will be closed in the eastbound direction for guardrail improvements between the Houghtailing Street Underpass and the A‘ala Street Overpass from 9 p.m. to 4 a.m. beginning Sunday, Oct. 8, to Friday, Oct. 13.
Honolulu
From Friday, Oct. 6, to Friday, Oct. 13, the shoulders at the eastbound Vineyard Boulevard Off-Ramp (exit 20B), Liliha Street Overpass, and A‘ala Street Overpass will be closed for guardrail and shoulder improvements.
Kapolei
There will be a roving closure in both directions on the H-1 between the Kunia Interchange and Kalaeloa Boulevard Overpass from 4 a.m. to 12:30 p.m. on Saturday, Oct. 7.
Kapolei
Westbound lane closure near Campbell Industrial Park/Barber’s Point Harbor Off-Ramp (Exit 1A) 8:30 p.m. to 4:30 p.m. from Sunday, Oct. 8, through Friday, Oct. 13.
Pearl City
There will be a westbound lane closure for maintenance work on Saturday, Oct. 7, from 5 a.m. to 1:30 p.m. between the Kaonohi Street Overpass and the Ka‘ahumanu Street Overpass.
Pearl Harbor
Eastbound, at the Radford Drive Overpass, a lane maybe closed for lighting replacements from 10 p.m. to 4:30 a.m., Sunday, Oct. 8, through Thursday, Oct. 12.
Waipahu
There will be a lane closure in the eastbound direction by the Kunia Interchange for guardrail work, Sunday, Oct. 8, to Friday, Oct. 13, from 8:30 p.m. to 4:30 a.m.
H-201 Moanalua Freeway
Halawa
On Sunday, Oct. 8, to Friday, Oct. 13, there will be a lane closure between the Kaneohe Off-Ramp (Exit 1D) and the Aiea Heights Drive Overpass in the westbound direction from 9 p.m. to 4 a.m. for guardrail replacements.
Halawa
Eastbound between Kahuapa‘ani Street Overpass and Ala Kapuna Street Overpass will have lane closures for striping work on Sunday, Oct. 8, through Friday, Oct. 13, from 9 p.m. to 3:30 a.m.
Farrington Highway
Nanakuli
Up to two lanes between Haleakala Avenue and Nanakuli Avenue will be closed in both directions on Sunday, Oct. 8, through Friday, Oct. 13, from 8:30 p.m. to 3:30 a.m. for utility installations.
Waianae
There will be an eastbound lane closure near Kahe Point from 8:30 p.m. to 4:30 a.m. on Sunday, Oct. 8, to Friday, Oct. 13, for guardrail work.
Kamehameha Highway
Kalihi
Lanes may be close in both directions between Middle Street and Pu‘uhale Road on Oct. 7, 9 and 13 from 9 p.m. to 5 a.m. for the rail project.
Mililani
Closure of Kamehameha Highway between Ka Uka Boulevard and Lanikuhana Avenue will be continuous from 9 p.m. on Friday, Oct. 6, to 5 a.m. on Monday, Oct. 9, for bridge deck work.
Motorists may take the H-2 Freeway as an alternative.
Pearl Harbor
Traffic will be contraflowed for lane closures on Oct. 7, 9, and 13 from 8 p.m. to 4 a.m. between Arizona Street and Radford Drive in both directions.
Pearl Harbor
Lanes may be closed in both directions between Kohomua Street and Center Drive on Oct. 7, 9, and 13 for the rail project.
Up to two lanes maybe closed eastbound from 8:30 a.m. to 5 p.m. and 8 p.m. to 4 a.m.
One lane may be closed westbound from 8 p.m. to 2:30 a.m.
Nimitz Highway
Pearl Harbor
Westbound lane may be closed between Omalley Boulevard and the H-1 Freeway from 10 p.m. to 4:30 a.m. beginning Sunday, Oct. 8, through Thursday, Oct. 12, for lighting replacements.
Pali Highway
Nu‘uanu
Right lane in both directions near Waokanaka Street will be closed on Saturday, Oct. 7, from 7 a.m. to 1 p.m. for maintenance.
Ala Moana Boulevard
Honolulu
Eastbound closure between Queen Street and Pi‘ikoi Street will be continuous from 5 a.m. on Saturday, Oct. 7, through 5 a.m. on Monday, Oct. 9 for drainage repairs. Traffic will be contraflowed in the westbound lanes.
Keahumoa Parkway
Kapolei
Right lane near Kualakai Parkway will be closed in both directions from Friday, Oct. 6, through Friday, Oct. 13, for the rail project.
Kunia Road
Waipahu
Southbound land closure between Hawai‘i Country Club and the H-1 will be in both directions on Sunday, Oct. 8, through Friday, Oct. 13, from 8:30 p.m. to 4:30 a.m. for guardrail work.
Ala Napunani Street
Moanalua
The right lane will be closed in both directions between Moanalua Road and Ala Aolani Street from 10 p.m. to 4:30 a.m., Sunday, Oct. 8, through Thursday, Oct 12, for lighting replacements.
Ala Onaona Street
Honolulu
Eastbound lanes may be closed on Saturday, Oct. 7, and Monday, Oct. 9, through Friday, Oct. 13, from 10 p.m. to 4 a.m. for the rail project.
Aolele Street
Honolulu
On Saturday, Oct. 7, and Monday, Oct. 9, through Friday, Oct. 13, from 10 p.m. to 4 a.m., the following areas may be closed:
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Between Paiea Street and Aolewa Place
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Both directions at the Aolele Street and Paiea Street intersection
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Westbound lane between Lagoon Drive and Paiea Street
Valkenburgh Street
Honolulu
There will be lane closures between the H-1 and Nimitz Highway on Sunday, Oct. 8, through Thursday, Oct. 12, from 10 p.m. to 4:30 a.m. for lighting replacements. Traffic will be contraflowed.
Big Island Lane Closures
Mamalahoa (Highway 190)
Pu‘uanahulu
Both directions will have alternating lane closures between Mile Marker 20 and Mile Marker 22 24-hours, seven days a week for drainage improvements.
Trucks and trailers that exceed statutory size-weight limits will be reviewed upon application of their respective oversize-overweight vehicle permits. Maximum width to pass through the project area for all vehicles with permit is 10-feet.