A. To change the quantity ordered or date of delivery under a contract for supplies, where necessary to meet unforeseen city requirements;

B. To change the quantity of services or professional services to be rendered or to change the scope of a project under a contract for services or professional services, where necessary to meet unforeseen changes in city requirements;

C. To change the scope of a project or the scope of services or professional services under a construction contract to meet unforeseen city requirements or to change the specifications under a construction contract because unforeseen conditions render the original specifications impracticable;

D. To change the time for completing a project under a contract for services, professional services or constructions;

E. To correct an error in contract specifications made by the city in good faith, or to resolve a good-faith dispute between the city and a contractor as to a party’s rights and obligations under the contract; or

F. To change administrative provisions of a contract without materially altering the contract terms governing the quantity or quality of supplies, services, professional services or construction furnished the city. (Ord. 644 § 4, 2004)