Drivers in and around Teignbridge will have 12 National Highways road closures to watch out for this week.

And two of them are expected to cause moderate delays – with motorists facing holdups of between 10 minutes and half an hour.

The latest expected works list, with notes from National Highways, shows that 12 closures are due to start this week:

• A30, from 7pm March 6 to 6am March 7, slight delays (under 10 minutes): A30 eastbound, Alphington to M5 J31 lane closure for safety barrier repairs.

• A30, from 7pm March 6 to 6am March 11, slight delays (under 10 minutes): A30 eastbound, between Fingle Glen and Alphington lane closure for horticultural works.

• A38, from 8pm March 6 to 6am March 11, slight delays (under 10 minutes): A38 eastbound, Ashburton lane closure for signing works.

• A38, from 8pm March 6 to 6am March 11, slight delays (under 10 minutes): A38 westbound, Caton to Ashburton lane closure for signing works.

• A38, from 11pm March 6 to 6am March 7, slight delays (under 10 minutes): A38 westbound, Kennford lane closures for horticultural works.

• A38, from 8pm March 10 to 4am March 11, moderate delays (10-30 minutes): A38 eastbound, Kennford entry slip closed for barrier works. Diversion via A38 westbound to Chudleigh, to turn and return eastbound.

• A30, from 8pm March 14 to 6am March 15, slight delays (under 10 minutes): A38 eastbound, Wobbly Wheel (A379) to M5, junction 31 carriageway closure for structure maintenance, diversion for M5 traffic via A379 to M5, junction 30, diversion for A30 traffic via A379 to the Devon Hotel, B3213, Trusham Road, Marsh Green Road West and A377 to Alphington junction.

• A38, from 8pm March 15 to 6am March 16, slight delays (under 10 minutes): M5 southbound, junction 31 lane closures for structure maintenance.

• A30, from 8pm March 15 to 6am March 16, slight delays (under 10 minutes): A30 eastbound, Alphington to M5, junction 31 carriageway closure for structure maintenance, diversion via A377, Cowick Lane, Marsh Green Road West, Trusham Road, B3213 and A379, north for M5 and south for A38.

• A38, from 7pm March 16 to 6am March 18, moderate delays (10-30 minutes): A38 eastbound, Goodstone exit slip road closure for carriageway improvements, diversion via A38 eastbound to Drumbridges, A382 and A383.

• A38, from 8pm March 16 to 6am March 17, slight delays (under 10 minutes): M5 both directions, junction 31 lane closures for structure maintenance.

• A38, from 7pm March 20 to 6am March 23, slight delays (under 10 minutes): A38 eastbound, Linhay to Goodstone lane closures for, junction improvement works. Local authority, junction closed, eastbound, diversion via A38 Goodstone. Westbound, diversion via Linhay and return to Goodstone to exit.

National Highways is responsible for maintaining motorways and major A-roads, so closures of smaller roads will not be included in their schedule.