9-Supplementary Conditions.pdf

Upgrade Pavement Markings 4 Citywide Locations Project No.: 0032-ROAD10

RFB-25-364

Form No. CIP2.4.1 SC-0 Construction General Conditions for DBB Project without CM Revised October 28, 2025

SUPPLEMENTARY CONDITIONS

These Supplementary Conditions amend or supplement the Standard General Conditions of the Construction Contract and other provisions of the Contract Documents as indicated below. All provisions that are not so amended or supplemented remain in full force and effect.

The terms used in these Supplementary Conditions have the same meanings stated in the General Conditions. Additional terms used in these Supplementary Conditions have the meanings stated below, which are applicable to both the singular and plural thereof.

Items to consider for inclusion in the supplementary conditions include, but are not limited to:

a. Identification of items to be considered as incidental to other items of work for measurement and payment purposes

b. Clarification of items listed in the construction documents to be salvaged to the City, including identification of contacts for coordination, disposition instructions, etc.

c. Identification of work restrictions such as areas to be avoided pending permit or ownership clearances, provision of time windows for other entities to perform work, etc.

d. Environmental regulatory or compliance issues specific to the project.

SECTION 701 MAINTENANCE AND PROTECTION OF TRAFFIC:

701-1 Description: the first paragraph of the Standard Specifications is revised to read:

The work under this section shall consist of providing flagging services and pilot trucks, and furnishing, installing, maintaining, moving and removing barricades, warning signs, lights, signals, cones, temporary pavement markings and other traffic control devices to provide safe and efficient passage through and/or around the work and to protect workers in or adjacent to the work zone. The work shall be done in accordance with the requirements of Part 6 of the Manual on Uniform Traffic Control Devices (MUTCD) and the associated Arizona Department of Transportation supplement. When referred to herein, these documents will be referred to as MUTCD and associated ADOT Supplement.

701-1 Description: the third paragraph of the Standard Specifications is revised to read:

Any traffic control plan included in the project plans shall govern unless an alternate plan, acceptable to the City Engineer, is submitted by the contractor. If no traffic control plan is provided or if the contractor desires to deviate from the provisions for maintaining traffic as described in this section, it shall submit to the City Engineer for the approval of a proposed sequence of operations and a compatible method of maintaining traffic.

RFB-25-364

Form No. CIP2.4.1 SC-1 Construction General Conditions for DBB Project without CM Revised October 28, 2025

701-3.01 General: of the Standard Specifications is modified to add:

At the preconstruction conference the contractor shall submit a log of all existing signs within the limits of the construction zone. The City will verify the accuracy of the sign log. Throughout the duration of this project, all existing traffic signs shall be maintained by the contractor.

The contractor shall coordinate all traffic control work on this project with any adjoining or overlapping projects during the construction activities. This may include barricade placement necessary to provide a uniform traffic progress.

701-4.01 General: the first paragraph of the Standard Specifications is revised to read:

The City will reimburse the contractor for the work of maintaining and protecting traffic on a lump sum basis except for the following Elements of Work:

1) Changeable Message Boards

2) Law Enforcement Officers

3) Flaggers

4) Truck-Mounted and Trailer-Mounted Attenuators

No additional measurement for payment to the contractor will be made for any Elements of Work other than those listed above.

701-4.01 General: the first sentence of the third paragraph of the Standard Specifications is revised to read:

Elements of Work except those reimbursed under the lump sum item will be measured for payment as follows:

701-4.03(E) Limitation of Measurement: the second paragraph of the Standard Specifications is revised to read:

For all items except those reimbursed under the lump sum item, measurement will be made after the initial installation and once weekly thereafter for items in continuous use and at any other times changes are made in the use of traffic control elements listed under Subsection 701-4.01(B) of the specifications. The contractor shall notify the City Engineer when any changes are made in the use or location of traffic control elements.

701-4.04 Measurement of Work Elements: Sub-paragraphs (D), (G), (H), (J), (K), (L), and (N) of the Standard Specifications are hereby deleted.

701-5 Basis of Payment for Elements of Work (Complete–in-Place): of the Standard Specifications is modified to add:

RFB-25-364

Form No. CIP2.4.1 SC-3 Construction General Conditions for DBB Project without CM Revised October 28, 2025 that, for decreases in quantities, Temporary Concrete Barrier (In-Use) will be considered as a major item.

701-6.06 Flashing-Arrow Panels, and Changeable Message Boards: the title and text of the Standard Specifications are revised to read:

701-6.06 Changeable Message Boards:

The accepted quantities of changeable message boards, measured as provided above, will be paid for at the unit bid price per day, which price shall be full compensation for the work, complete, including any grading and furnishing, operating, maintaining, and relocating the boards on the work site.

SECTION 701 MAINTENANCE AND PROTECTION OF TRAFFIC:

701-3.13 Flagging Services: of the Standard Specifications is revised to read:

Flagging services shall consist of either contracted labor or law enforcement officers with their vehicles. Authorized law enforcement officers include those who meet the requirements of a Peace Officer under ARS Title 38, generally including anyone certified by the Arizona Peace Officer and Training Board (POST). Vehicles must be authorized emergency vehicles and meet the requirements of ARS Title 28. Any exceptions to either the qualifications of the officer or the type of vehicle must be approved by the City Engineer.

The City Engineer will determine the type of flagger needed, and may adjust the relative number of hours of each type of flagger specified in the traffic control plan.

The contractor shall be responsible to procure civilian flaggers or law enforcement officers.

When procuring law enforcement officers, the contractor shall contact the relevant agency at least two days, excluding weekends and holidays, before flagging services will be required.

Such contact must be made between the hours of 7:00 A.M. and 5:00 P.M. (M.S.T.).

In the event that local enforcement officers or DPS officers are temporarily unable to provide flagging services, the contractor shall ensure that traffic control is maintained and all personnel are protected, either by providing civilian flaggers or through other means as approved by the City Engineer. No adjustments to the contract will be allowed for any delays resulting from the unavailability of local enforcement officers or DPS officers.

A law enforcement officer shall not work more than 12 consecutive hours without the permission of the City Engineer unless an emergency situation exists which, in the opinion of the Engineer, requires that the officer remain in the capacity of a flagger.

The contractor shall furnish verification to the City Engineer that all civilian flaggers have completed a recognized training and certification program. Flaggers certified by the American Traffic Safety Services Association (A.T.S.S.A.) or by the National Safety Council shall be

RFB-25-364

Form No. CIP2.4.1 TS-0 Construction General Conditions for DBB Project without CM Revised October 28, 2025

TECHNICAL SPECIFICATIONS

These Technical Specifications supplement the Maricopa Association of Governments Standard Specifications (MAG Specifications), the Yuma Supplement to the MAG Specifications, and other provisions of the Contract Documents as indicated below. All provisions that are not so amended or supplemented remain in full force and effect.

The terms used in these Technical Specifications have the same meanings stated in the MAG Specifications and Yuma Supplement thereto. Additional terms used in these Technical Specifications have the meanings stated below, which are applicable to both the singular and plural thereof.

RFB-25-364

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