Dhaka, April 9 -- A gas supply disruption has hit parts of Dhaka after valves were shut to repair a major leak in an underground pipeline.

The outage has affected Mohammadpur, Shyamoli, Kalyanpur, Mirpur and Tejgaon since Wednesday night, leaving many households without gas as repair work overran the scheduled timeframe.

According to Titas Gas Transmission and Distribution Company, a major leak has occurred in a 12-inch, 50 PSIG (pounds per square inch gauge) distribution line on Darussalam Main Road near Mirpur Road, making repair work more complex.

Although work began after the leak was identified, "the scale of the damage" prevented completion within the expected time.

The company said additional valves had to be shut beyond initia...