WEST VALLEY CONSTRUCTION COMPANY, INC.

B. Solely with respect to the insurance afforded to any additional insured referenced in Section A. of this endorseme the following additional exclusion applies: This insurance does not apply to "bodily injury", "property damage" or "personal and advertising injury° arising out of the rendering of, or failure to render, any professional architectural, engineering or surveying services including.- 1. ncluding:1. The preparing, approving or failing to prepare or approve maps, shop drawings, opinions, reports, surveys, field orders, change orders or drawings and specifications; or 2. Supervisory, inspection, architectural or engineering activities. This exclusion applies even if the claims against any insured allege negligence or other wrongdoing in the supervision, hiring, employment, training or monitoring of others by that insured, if the'occurrence"which caused the"bodily injury" or"property damage", or the offense which caused the "personal and advertising injury", involved the rendering of or the failure to render any professional architectural, engineering or surveying services. C. Solely with respect to the coverage provided by this endorsement, the following is added to Paragraph 2. Duties In The Event Of Occurrence, Offense, Claim Or Suit of Section IV—Commercial General Liability Conditions: The additional insured must see to it that: (1) We are notified as soon as practicable of an 'occurrence"or offense that may result in a claim: (2) We receive written notice of a claim or"suit" as soon as practicable; and (3) A request for defense and indemnity of the claim or"suit"will promptly be brought against any policy issued by another insurer under which the additional insured may be an insured in any capacity. This provision does not apply to insurance on which the additional insured is a Named Insured if the written contract or written agreement requires that this coverage be primary and non-contributory. D. Solely with respect to the coverage provided by this endorsement: 1. The following is added to the Other Insurance Condition of Section IV — Commercial General Liability Conditions.- Primary onditions:Primary and Noncontributory insurance This insurance is primary to and will not seek contribution from any other insurance available to an additional insured provided that: a. The additional insured is a Named Insured under such other insurance; and b. You are required by written contract or written agreement that this insurance be primary and not seek contribution from any other insurance available to the additional insured. 2. The following paragraph is added to Paragraph 4.b. of the Other Insurance Condition under Section IV — Commercial General Liability Conditions: This insurance is excess over: Any of the other insurance,whether primary, excess, contingent or on any other basis, available to an additional insured, in which the additional insured on our policy is also covered as an additional insured on another policy providing coverage for the same 'occurrence", offense, claim or "suit'. This provision does not apply to any policy in which the additional insured is a Named Insured on such other policy and where our policy is required by a written contract or written agreement to provide coverage to the additional insured on a primary and non- contributory basis. E. This endorsement does not apply to an additional insured which has been added to this Coverage Part by an endorsement showing the additional insured in a Schedule of additional insureds, and which endorsement applies specifically to that identified additional insured. F. Solely with respect to the insurance afforded to an additional insured under Paragraph A.3. or Paragraph A.4. of this endorsement, the following is added to Section III—Limits Of Insurance: Additional Insured—Automatic—Owners, Lessees Or Contractors Limit The most we will pay on behalf of the additional insured is the amount of insurance: U-GL-2162-A CW(02119) Page 3 of 4 Includes copyrighted material of Insurance Services Office,Inc.,with its permission.