Watch out for lane closures Saturday to Friday as work on major Oahu arteries is underway:

H-1 FREEWAY

Honolulu

» All westbound lanes between Ward Avenue Overpass and Middle Street: 8 p.m.-5 a.m. Sunday-Friday.

» Partial closure of eastbound lanes between Middle Street and Ward Avenue Overpass: 8 p.m.-5 a.m. Sunday-Friday.

» Partial westbound closures of Pali Highway offramp, Kalihi onramp and Punchbowl onramp: 7 a.m.- 8 p.m. Saturday and Sunday.

» Partial westbound closures between Koko Head Avenue offramp and King Street offramp: 9 p.m.-4 a.m. Monday-Friday.

Salt Lake to Honolulu Airport

» Eastbound closure between Radford Drive Overpass and airport offramp: until 4 a.m. Monday.

Pearl City to Waipahu

» Two right westbound lane closures between Pearl City/Waimalu offramp and Waipahu offramp: 3 a.m.-noon Sunday, 7:30 p.m.- 4:30 a.m. Tuesday-Friday.

Pearl Harbor

»Two right eastbound lanes between Radford Drive Overpass and the Airport offramp: 8 p.m.-4 a.m. Monday-Friday.

Kapolei to Ewa Beach

» One eastbound lane between Kualakai Parkway and Fort Weaver Road: 8 p.m.-3:30 a.m. Monday-Friday.

H-2 FREEWAY

Waipio

» Partial closure of Honolulu-bound lanes between Ka Uka Boulevard offramp and Waiawa Road Overpass: 8:30 p.m.-4 a.m. Sunday-Thursday.

FARRINGTON HIGHWAY

Makaha

» Eastbound closures between Jade Street and Makaha Valley Road: 8:30 a.m.-3 p.m. Monday-Friday; traffic will be contra-flowed.

Maili

» One eastbound lane at St. John’s Road-Farrington intersection between Liopolo and Manunu streets: 8:30 a.m.-3 p.m. Monday-Friday.

KALANIANAOLE HIGHWAY

Hawaii Kai

» Partial eastbound closures between West Hind Drive and East Halemaumau Street: 9 a.m.-3 p.m. Monday-Friday.

NIMITZ HIGHWAY

Honolulu

» Partial eastbound closures between Elliott and Aolele streets: 9 p.m.-4 a.m. through Monday.

» Eastbound full closure at the Valkenburgh Street intersection: 9 p.m. Friday to 9 a.m. Sunday.

» Partial eastbound closures between Waiakamilo Road and Smith Street: 8:30 p.m.-4 a.m. Sunday-Thursday.

PALI HIGHWAY

Nuuanu

» One southbound lane closure between the tunnels and Waokanaka Street: 6 a.m.-2 p.m. Saturday.

» One eastbound lane closure between School Street and Pauoa Road: 6 a.m.-11 a.m. Saturday

» One Honolulu-bound lane closure between Wood Street and Hinalo Place: 8:30 a.m.-3 p.m. Wednesday-Friday.

ALA MOANA BOULEVARD

Kakaako

» Partial eastbound closures between Cooke and Piikoi streets: 9 p.m.-5 a.m. Sunday-Thursday.

Honolulu

» One westbound closure between Keawe and Alakea streets: 9-11 p.m. Monday-Thursday; between Punchbowl and South streets: 8:30 a.m.-2 p.m. Thursday-Friday.