Criticising the state government for spending huge amounts on constructing statues and memorials,Samajwadi Party chief Mulayam Singh on Friday said if his party returns to power,he will not hesitate to bulldoze the memorials. "She (Mayawati) has used bulldozer over the Lohia roundabout in Lucknow. Bulldozer will also run on several other places," he said while addressing a gathering of people who had participated in the JP movement during the Emergency.