Raipur, Jan 11 : Chhattisgarh police Monday arrested three Chinese engineers in the case of the under-construction chimney crash at Vedanta Resources Plc-controlled Bharat Aluminium Company Limited (Balco) that killed 41 workers Sep 23 last year.

The engineers were employed with the Chinese construction major, Shandong Electric Power Construction Corporation (SEPCO) that was building Balco's 1200-MW thermal power plant in Korba town, about 240 km from state capital Raipur.

Mumbai-headquartered Hindustan Dorr Oliver has received an order worth Rs 13 crore from BALCO (a part of Vedanta Group).

The scope of work includes design, engineering, procurement, manufacturing, supply, civil works, erection/ construction, testing & commissioning of Fume Treatment plant for BALCO's Smelter Expansion Project at Korba.