ST. PETERSBURG, Fla. — Drivers can expect detours on US 19 this weekend due to lane closures while crews work on the Gateway Expressway project.

All northbound and southbound traffic traveling on US 19 and the northbound US 19 Frontage Road will detour at Ulmerton Road and Bryan Dairy Road from 9 p.m. on Friday to 9 p.m. on Sunday, weather permitting, according to FDOT.

There will be signs and electronic message boards to help drivers navigate the area.

FDOT is advising drivers of the following detour instructions:

Southbound US 19 Detour at Ulmerton Road

All southbound US 19 traffic will be detoured to take the exit at Ulmerton Road (SR 688), then turn south onto 66th Street. Traffic will continue south on 66th Street, then turn east onto Bryan Dairy Road towards the US 19 southbound Frontage Road to re-enter southbound US 19.

Northbound US 19 Detour at Bryan Dairy Road

All northbound US 19 traffic will be detoured to take the exit at Bryan Dairy Road near 110th Avenue North. Traffic will continue north on Bryan Dairy Road, then turn east onto 118th Avenue, then north onto 49th Street towards Ulmerton Road. Traffic will turn west on Ulmerton Road to re-enter northbound US 19.

Northbound US 19 Frontage Road Detour

Traffic traveling north on US 19 Frontage Road will detour east onto Bryan Dairy Road/118th Avenue, then north onto 49th Street, and continue west on Ulmerton Road to regain access to northbound US 19 Frontage Road.

Southbound US 19 Frontage Road traffic will remain in the current traffic pattern.