Southpaw Thirimanne hit a solid 155 not out and Chandimal an unbeaten 116 as the hosts declared their first innings closed at 570-4 after adding 209 to their overnight total of 361-3 for the loss of just one wicket. Bangladesh were 135-2 in their first innings at stumps, with Mohd Ashraful unbeaten on 65 and Mominul Haque 35 not out.