Several construction projects will close major roads in Nassau and Suffolk counties, starting Monday.

The state Department of Transportation said the closings are probable and subject to weather conditions and last minute construction requirements.

The closings listed below are scheduled Monday through Friday, unless otherwise noted. Round-the-clock closings include weekends and holidays.

mapLive traffic conditions

For more information, motorists can call 511 or visit 511NY.org. In addition, travel information is at informny.com or on hand-held devices at informny.mobi.

 

LONG ISLAND EXPRESSWAY

** One lane in either direction may be closed in Brookhaven between Exits 67 and 70; 10 a.m. to 3 p.m.

** One lane in either direction may be closed in Riverhead at Route 25 (including shoulders); 7 a.m. to 3 p.m.

** All eastbound lanes may be closed in North Hempstead between Exits 39 and 43; 9:30 p.m. to 5 a.m.

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** One westbound lane may be closed in North Hempstead between Exits 37 and 46; 9:30 p.m. to 5 a.m.

** All westbound lanes may be closed in Holbrook at Exit 61; 10 p.m. to 5 a.m.

** Westbound HOV lane may be closed in Holbrook between Exits 61 and 64; 10 p.m. to 5 a.m.

 

LIE SERVICE ROAD

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** One lane in either direction may be closed in Mineola between Exits 39 and 41; 10 p.m. to 5 a.m.

** One westbound lane may be closed in Holbrook between Smith Avenue and Laurel Street; 10 p.m. to 5 a.m.

 

BETHPAGE STATE PARKWAY

** One lane in either direction may be closed in Oyster Bay between Southern State Parkway and Bethpage Park; 8 a.m. to 4:30 p.m. and 9 p.m. to 5:30 a.m.

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ROBERT MOSES CAUSEWAY

** One lane in either direction may be closed in West Islip between Robert Moses State Parkway and Ocean Parkway; 7 a.m. to 3 p.m.

 

MEADOWBROOK STATE PARKWAY

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** Two lanes in either direction may be closed in Hempstead between Merchant Concourse and Charles Lindbergh Boulevard; 10 p.m. to 5 a.m.

** All northbound lanes may be closed in Uniondale between Exit M6 and Northern State Parkway; 8 p.m. to 5 a.m.

 

NORTHERN STATE PARKWAY

** One westbound lane may be closed in Syosset between Exits 37A and 33; 8 p.m. to 5 a.m.

 

SAGTIKOS STATE PARKWAY/SUNKEN MEADOW PARKWAY

** One lane in either direction may be closed in Islip between Southern State Parkway and Route 25A; 8 a.m. to 4:30 p.m. and 9 p.m. to 5:30 a.m.

 

HECKSCHER STATE PARKWAY/AROUND THE CLOCK

** One southbound lane may be closed in East Islip, north of bridge (over Route 27) before Exit 44W, and south of bridge after 44E.

** Two northbound lanes may be closed in East Islip south of bridge from Exit 45W and north of bridge after Exit 44W.

 

SOUTHERN STATE PARKWAY

** One lane in either direction may be closed in Hempstead between Exits 27 and 13; 7 a.m. to 3:30 p.m.

** Peninsula Boulevard entrance ramp may be closed in either direction; 7 a.m. to 3 p.m. and 9 p.m. to 5 a.m.

** One lane in either direction may be closed in Hempstead between Exits 19 and 24; 10 p.m. to 5 a.m.

** Two westbound lanes may be closed in Malverne between Cornwell Avenue and west of Corona Avenue; 10 p.m. to 5 a.m.

 

WANTAGH STATE PARKWAY

** One lane in either direction may be closed in Hempstead between Northern State Parkway and Southern State Parkway; 9 p.m. to 5:30 a.m.

 

ROUTE 24

** Two westbound lanes may be closed in Hempstead between Wantagh Avenue and Wantagh State Parkway; 10 p.m. to 6 a.m.

 

ROUTE 25

** Two westbound lanes may be closed in Oyster Bay between Route 106/107 and LIE Exit 40; 10 p.m. to 6 a.m.

** All ramps to Route 106/107 may be closed in Oyster Bay; 10 p.m. to 6 a.m.

** One lane in either direction may be closed in Huntington at Route 110; 10 a.m. to 3 p.m.

** One lane in either direction may be closed in Mineola between Herricks Road and Elm Place; 10 a.m. to 3 p.m.

** One westbound lane may be closed in Southold between Tuckers Lane and Orient Ferry; 7 a.m. to 3 p.m.

 

ROUTE 25A

** One lane in either direction may be closed in Huntington at Lawrence Hill Road. 10 a.m. to 3 p.m.

 

ROUTE 27

** All lanes (westbound and eastbound) may be closed in Bayshore between the merge lane and Exit 44; 11 p.m. Sunday to to 5 a.m. Monday.

** One lane in either direction may be closed in East Hampton between NY Route 114 and South Etna Avenue; 10 p.m. to 6 a.m.

** One westbound lane may be closed in Merrick between Babylon Turnpike and Chestnut Street; 7 a.m. to 3 p.m.

** Two eastbound lanes may be closed in Islip between Pond Road and Sycamore Avenue; 10 a.m. to 3 p.m.

** Two eastbound lanes may be closed in Islip between Sycamore Avenue and Lakeland; 10 a.m. to 3 p.m.

** Two eastbound lanes may be closed in Lakeland and Broadway; 10 a.m. to 3 p.m.

** Two eastbound lanes may be closed in Islip between Broadway and Nicolls Road; 10 a.m. to 3 p.m.

** One lane in either direction may be closed in East Hampton between Route 114 and South Etna Avenue; 9 a.m. to 3:30 p.m.

 

ROUTE 27 SERVICE ROAD/AROUND THE CLOCK

** One lane in either direction may be closed in Blue Point between Nicolls Road and Waverly Avenue.

 

ROUTE 106/107

** All ramps to Route 25 may be closed in Oyster Bay; 10 p.m. to 6 a.m.

 

ROUTE 110

** One lane in either direction may be closed in Amityville at Albany Avenue; 10 a.m. to 3 p.m.

 

ROUTE 112

** One northbound lane may be closed in Port Jefferson Station between Route 347 and Reo Avenue; 10 a.m. to 3 p.m.

 

ROUTE 231

** One lane either direction may be closed in Dix Hills between Deforest Road and Deforest Road North; 10 a.m. to 3 p.m.

** One lane in either direction may be closed in Babylon between Route 495 and Route 27A; 8 a.m. to 4:30 p.m.

 

ROUTE 347

** One westbound lane may be closed in Port Jefferson Station between Route 112 and Terryville Road; 10 a.m. to 3 p.m.

** One eastbound lane may be closed in Port Jefferson Station between Terryville Road and Davis Avenue; 10 a.m. to 3 p.m.

 

ROUTE 454

** One lane either direction may be closed in Islandia at LIE Service Road: 10 a.m. to 2 p.m.

 

ROUTE 878

** One lane either direction may be closed in Hempstead between Burnside Avenue and Rockaway Turnpike; 10 a.m. to 3 p.m.

 

COUNTY ROAD 19(PATCHOGUE-HOLBROOK ROAD)/AROUND THE CLOCK

** One northbound lane may be closed in Holbrook between Main Street and Vacation Court.

One southbound lane may be closed in Holbrook between Laurel Street and Smith Avenue.

 

PENINSULA BOULEVARD

** One lane either direction may be closed in Hempstead at NY Route 878; 10 a.m. to 3 p.m.

 

NICOLLS ROAD

** One northbound lane may be closed in Holtsville between Union Avenue and the LIE; 10 a.m. to 2 p.m.

** One southbound lane may be closed in Holtsville at the LIE service road; 8 a.m. to noon.

 

WILLIS AVENUE

** One lane either direction may be closed in Roslyn at the LIE Service Road; 10 a.m. to 2 p.m.