The subdivider shall file with the governing body a general liability insurance policy at the same time as he files his performance guarantee covering all operations in the development including contractual liability with limits of not less than $100,000 for bodily injury to each person and $500,000 liability on the aggregate, for each accident and $100,000 aggregate property damage liability. The City Attorney shall approve the policy for form and execution. The policy shall be of the same term in conformance with any extension of the performance guarantee. The policy shall name the City of Lambertville as an assured and provide that the City of Lambertville may nevertheless assert claims against the other assured.