Original sentence: It has two runways: 15/33 is 3,400 by 60 feet (1,036 x 18 m) with an asphalt pavement; 8/26 is 2,825 by 100 feet (861 x 30 m) with a turf surface.The airport covers an area of 380 acres (154 ha) at an elevation of 976 feet (297 m) above mean sea level
Edited sentence: It has two runways: 15/33 is  with an asphalt pavement; 8/26 is  with a turf surface.The airport covers an area of  at an elevation of  above mean sea level