Paragraph 17 I1

The undertaker shall be responsible for, and make good to LUL all reasonable costs, charges, damages and expenses not otherwise provided for in this Schedule which may be occasioned to, or reasonably incurred by, the Company—

and the undertaker shall indemnify the Company from and against all claims and demands arising out of or in connection with the construction of the specified works or any such failure, act or omission, and the fact that any act or thing may have been done in accordance with any requirement of the engineer or under his supervision, shall not (if it was not attributable to the act, neglect or default of the Company or of any person in its employ, or of its contractors or agents) excuse the undertaker from any liability under the provisions of this Schedule.