6-25-047 Fred Arbanas Golf Course Special Conditions (scope of work) Technical Specifications..pdf

March 10, 2025

SPECIAL CONDITIONS

SPECIAL CONDITIONS

These Special Conditions constitute modifications, deletions and additions to the General Conditions (GC).

Where any part of the General Conditions is so modified by these Special Conditions the unaltered provision shall remain in effect.

SC-1 SCOPE OF WORK (GC-1)

The Base Bid work provided for in these specifications shall consist of furnishing all drawings, labor, materials, equipment, and other services necessary to install a new irrigation system in the championship course, par 3 course, driving range, putting green and entry and clubhouse areas within the Fred Arbanas Golf Course (Scope Area #1) as indicated on irrigation coverage plans and described herein. The General Contractor shall furnish all materials, equipment, tools and labor required to perform the following on the golf course. Said work shall include but not be limited to: 1. Demolition of existing irrigation system. 2. Design of the new irrigation system to include new pump stations and pump houses. 3. Installation of new irrigation system to include pump stations and pump houses. 4.

All other incidental work in the most substantial and workmanlike manner for the new irrigation system and do everything required by the Contract Documents as defined herein.

Add-alternate work provided for in these specifications shall consist of furnishing all drawings, labor, materials, equipment, and other services necessary to install a new irrigation system at the facility entrance area of the Fred Arbanas Golf Course (Scope Area #1) as indicated on irrigation coverage plan and described herein. The General Contractor shall furnish all materials, equipment, tools and labor required to perform the following on the golf course. Said work shall include but not be limited to:

1. Demolition of existing irrigation system. 2. Design of the new irrigation system. 3. Installation of new irrigation system. 4. All other incidental work in the most substantial and workmanlike manner for the new irrigation system and do everything required by the Contract Documents as defined herein.

SC-6 COPIES OF CONTRACT (GC-6)

Six (6) copies of the contract documents will be prepared by the County. All copies will be submitted to the Contractor and the Contractor shall execute the Contract Agreements, insert executed copies of the required Performance Bonds, Certificate of Liability Insurances, Power of Attorney, and submit all copies to the County. THE DATE OF THE CONTRACT AGREEMENT AND BOND FORMS SHALL BE LEFT BLANK FOR FILLING IN BY THE COUNTY. The County will execute all copies, insert the date of contract on the Performance Bonds and Power of Attorney, retain four (4) copies, and forward two (2) copies to the Contractor, one of which should be forwarded to the surety company.

SC-7 SCOPE, NATURE AND INTENT OF SPECIFICATIONS AND PLANS (GC-7)

A. All work on this project shall conform to the requirements of the project Request For Proposal (RFP).

Contractor shall furnish all design documents.

B. The work shall also conform to referenced standard drawings, technical specifications, and to other drawings or information thereto as may be furnished by the Owner prior to the opening of the proposals or during construction.

C. All work shall be in accordance with the Technical Specifications incorporated into this Project

Manual except where a conflict occurs. Should any conflict arise in the Contract Documents, Standard Specifications or Plans the following order of precedence shall be used:

1. Technical Specifications as provided for in the RFP

2. General Conditions

3. Special Conditions

4. Plans as supplied by the Contractor- or Appendix sheets

D. The Contractor, Subcontractors, and fabricators shall be in compliance with all Local, State and Federal regulations.

SC-9 CONTRACTOR TO CHECK PLANS AND SCHEDULE (GC-9)

Modify GC-9 as follows:

A. The Contractor shall submit a proposed progress schedule for all work in the Contract. Scheduling shall provide for the least practical inconvenience to the facility staff and users outside of construction areas.

B. The construction schedule shall be in a form approved by the Owner and shall include at least the following information for each significant work item:

1. Beginning date.

2. Scheduled percentage of completion at the end of each calendar month.

3. Ending date.

The schedule shall also show the scheduled percentage complete for the entire contract at monthly intervals.

C. The Owner will review the proposed progress schedule and may require the Contractor to revise it if, in the Owner's judgment, changes are required to accurately reflect the scheduled progress of the work or provide for completion of the project within the contract time. The revised schedule shall be submitted to the Owner for their approval within fourteen (14) days of notification to the Contractor that a revised schedule is required.

D. The Contractor will be required to revise their original approved progress schedules any time actual progress of the Work on the Contract lags the schedule progress by fifteen percent or more. A revised schedule shall be submitted to the Owner for their approval within fourteen (14) days of written notification to the Contractor that a revised schedule is required.

E. Prior to the beginning or during the progress of the work, if subsurface or latent physical conditions are encountered at the site differing materially from those indicated in the contract or if unknown physical conditions of an unusual nature, differing materially from those ordinarily encountered and generally recognized as inherent in the work provided for in the Contract, are encountered at the site, the party discovering such conditions shall promptly notify the other party in writing of the specific differing conditions before they are disturbed and the affected work is performed.

F. Upon written notification the County will investigate the conditions and if they determine that the conditions materially differ and cause an increase or decrease in the cost or time required for the performance of any work under the contract, an adjustment will be made and the contract modified in writing accordingly. The County will notify the Contractor of their determination whether or not an adjustment of the Contract is warranted.

G. No contract adjustment, which results in a benefit to the Contractor, will be allowed unless the

Contractor has provided the required written notice and such change is approved by the County, in writing.

SC-12 OWNERSHIP OF DRAWINGS (GC-12)

General Conditions GC-12 is modified as follows:

All drawings, specifications, calculations, electronic files and copies developed by the Contractor and/or their subcontractors for components of the project are the property of the County. They are not to be used on work unrelated to this project, and, with exception of the Contractor’s signed contract sets, are to be returned to the County on request, upon completion of the work.

SC-14 CONTRACTOR TO FURNISH STAKES AND HELP (GC-14)

If needed, the Contractor shall provide all survey and construction staking and shall supply all equipment, materials and competent manpower necessary to accurately complete the work. No construction shall commence without the approval of the County construction staking. The contractor shall notify the County in writing of any and all discrepancies with the staking. Any modifications shall be approved by the County. Direct payment will be made for construction staking. See Technical Specifications of this contract for “Contractor Furnished Surveying & Staking” of Easements within the Project Site as Lump Sum.

SC-15 WORK DONE WITHOUT LINES OR GRADES (GC-15)

Add the following to GC-15 A. If needed, the Contractor shall furnish competent surveyors to establish control points and benchmarks and lay out and stake all of the work from control points and benchmarks shown on the plans developed by Contractor and make all measurements and elevation determinations required for construction of all work in this contract.

B. The Contractor shall be responsible for the cost of re-establishing control points and benchmarks damaged or in any way disturbed by the Contractor's operations.

C. At the locations indicated on the Contractor’s drawings, the Contractor, by using a Missouri Registered Land Surveyor, shall establish suitable reference points from which these control points may be accurately re-established following construction. These reference points shall be carefully preserved during construction.

D. Direct payment will be made for construction staking. See Technical Specifications of this contract for “Contractor Furnished Surveying & Staking” of Easements within the Project Site as Lump Sum.

SC-19 CONTRACTOR’S OFFICE AT SITE OF WORK (GC-19)

General Conditions GC-19 is modified by adding the following:

A. The Contractor is not required to have a field office at the project site and no provisions have been made by the County for the field office, shops, or storage areas to be used by the Contractor. However, if desired, the Contractor may, on their own initiative, provide for any or all of the above items. The Contractor may store a limited amount of material and equipment in the project area. The Contractor shall notify County of intent to store items on site and coordinate with County for approved storage location(s).

B. No direct payment will be made for the Contractor’s office, shops or storage areas.

C. Common-Use Field Office: Of sufficient size to accommodate needs of County, Engineer and construction personnel office activities and to accommodate Project meetings. Keep office clean and orderly.

D. Storage and Fabrication Sheds: None allowed on site. Use interior space as approved by the County only as necessary.

SC-20 RESPONSIBILITY OF CONTRACTOR (GC-20)

General Conditions GC-20 is modified by adding the following:

Modify GC-20, Responsibility of Contractor, by adding the following:

A. SITE PLAN: Show temporary facilities, utility hookups, staging areas, and parking areas for construction personnel.

B. FIRE-SAFETY PROGRAM: Show compliance with requirements of NFPA 241 and authorities having jurisdiction. Indicate Contractor personnel responsible for management of fire prevention program.

C. The Contractor shall take the necessary precautions to keep loose aggregate, mud and debris from being deposited onto existing, or offsite paving during construction operations. Should aggregate, mud and debris become deposited upon existing paving, the Contractor shall promptly remove it at no additional cost to the County.

D. Before the work will be accepted by the County, the Contractor shall be required to remove all aggregate, mud and debris resulting from their operation, which also includes cleaning of all project areas of earth, sod, and construction debris or other objectionable material and shall dispose of such debris off the project site. This cleanup shall be limited to the project limits.

E. It is the responsibility of the Contractor to coordinate all removal and construction activities with Utility Owners.

F. The Contractor at their sole cost and expense will provide all potable and non-potable water, power, and telephone service required along the project route in connection with the work to be performed.

G. All power for lighting, operation of the Contractor's equipment, or for any other use by the Contractor, shall be provided by the Contractor at their sole cost and expenses.

H. TESTS AND INSPECTIONS: Arrange for authorities having jurisdiction to test and inspect each temporary and permanent utility before use. Obtain required certifications and permits.

I. TEMPORARY USE OF PERMANENT FACILITIES: Engage Installer of each permanent service to assume responsibility for operation, maintenance, and protection of each permanent service during its use as a construction facility before Owner's acceptance, regardless of previously assigned responsibilities.

J. Locate facilities within the building where they will serve Project adequately and result in minimum interference with performance of the Work. Relocate and modify facilities as required by progress of the Work.

K. DEWATERING FACILITIES AND DRAINS: Comply with requirements of authorities having jurisdiction. Maintain Project site, excavations, and construction free of water.

a. Dispose of rainwater in a lawful manner that will not result in flooding Project or adjoining properties or endanger permanent Work or temporary facilities.

b. Remove snow and ice as required to minimize accumulations.

L. WASTE DISPOSAL FACILITIES: Provide waste-collection containers in sizes adequate to handle waste from construction operations. Comply with requirements of authorities having jurisdiction.

M. SECURITY AND PROTECTION FACILITIES INSTALLATION

a. Protection of Existing Facilities: Protect existing vegetation, equipment, structures, utilities, and other improvements at Project site and on adjacent properties, except those indicated to be removed or altered. Repair damage to existing facilities.

b. Environmental Protection: Provide protection, operate temporary facilities, and conduct construction as required to comply with environmental regulations and that minimize possible air, waterway, and subsoil contamination or pollution or other undesirable effects.

c. Pest Control: Engage pest-control service to recommend practices to minimize attraction and harboring of rodents, roaches, and other pests and to perform extermination and control procedures at regular intervals so Project will be free of pests and their residues at Substantial Completion. Perform control operations lawfully, using environmentally safe materials.

d. Barricades, Warning Signs, and Lights: Comply with requirements of authorities having jurisdiction for erecting structurally adequate barricades, including warning signs and lighting.

e. Temporary Enclosures: Provide temporary enclosures for protection of construction, in progress and completed, from exposure, foul weather, other construction operations, and similar activities.

i. Where heating or cooling is needed and permanent enclosure is not complete, insulate temporary enclosures.

f. Temporary Fire Protection: Install and maintain temporary fire-protection facilities of types needed to protect against reasonably predictable and controllable fire losses. Comply with NFPA 241; manage fire prevention program.

i. Prohibit smoking at Project site.

ii. Supervise welding operations, combustion-type temporary heating units, and similar sources of fire ignition according to requirements of authorities having jurisdiction.

iii. Develop and supervise an overall fire-prevention and -protection program for personnel at Project site. Review needs with local fire department and establish procedures to be followed. Instruct personnel in methods and procedures. Post warnings and information.

Provide temporary standpipes and hoses for fire protection. Hang hoses with a warning sign stating that hoses are for fire-protection purposes only and are not to be removed.

Match hose size with outlet size and equip with suitable nozzles.

N. MOISTURE AND MOLD CONTROL

a. Contractor's Moisture Protection Plan: Avoid trapping water in finished work. Document visible signs of mold that may appear during construction.

b. Controlled Construction Phase of Construction: After completing and sealing of the pump station building enclosures but prior to the full operation of permanent Heating systems, maintain as follows:

i. Control moisture and humidity inside building by maintaining effective dry-in conditions.

ii. Remove materials that cannot be completely restored to their manufactured moisture level within 48 hours.

O. OPERATION, TERMINATION, AND REMOVAL

a. Supervision: Enforce strict discipline in use of temporary facilities. To minimize waste and abuse, limit availability of temporary facilities to essential and intended uses.

b. Maintenance: Maintain facilities in good operating condition until removal.

i. Maintain operation of temporary enclosures, heating, cooling, humidity control, ventilation, and similar facilities on a 24-hour basis where required to achieve indicated results and to avoid possibility of damage.

ii. Temporary Facility Changeover: Do not change over from using temporary security and protection facilities to permanent facilities until Substantial Completion.

iii. Termination and Removal: Remove each temporary facility when need for its service has ended, when it has been replaced by authorized use of a permanent facility, or no later than Substantial Completion. Complete or, if necessary, restore permanent construction that may have been delayed because of interference with temporary facility. Repair damaged Work, clean exposed surfaces, and replace construction that cannot be satisfactorily repaired.

1. Materials and facilities that constitute temporary facilities are property of Contractor.

2. At Substantial Completion, repair, renovate, and clean permanent facilities used during construction period.

P. TEMPORARY TRAFFIC CONTROL:

a. Flagging and traffic control signing shall be in accordance with the contract documents and the MUTCD.

b. If traffic control devices are used, it shall be the contractor's responsibility to check the traffic control devices each evening to make sure they are in place before leaving the jobsite.

c. As an obligation of the contract, the Contractor shall sign all road closures and establish such detours as needed and as approved by the County.

d. Direct payment will be made for Traffic Control. See Technical Specifications of this contract for “Traffic Control” as Lump Sum.

e. All personnel utilized in traffic control shall be fluent in English. Fluency shall be as determined by the Engineer in the field. Personnel not meeting this requirement shall not be utilized in the work.

f. Additionally, drivers operating vehicles or equipment on public roads shall possess valid driver’s licenses issued in the United States. The driver’s license must be appropriate to the vehicle they are operating.

Q. WATER, POWER AND SANITATION:

a. Arrange with utility company and Owner for time when service can be interrupted, if necessary, to make connections for temporary services. Contractor must secure all necessary permits to cut and/or cap all utilities including water, gas, electricity, and sewer;

contact Missouri One Call System (1-800-344-7483 (DIG-RITE) and coordinate identification of all underground utilities; and consult with Evergy to coordinate the protection of power lines adjacent to the building.

b. Water: All water required for the project in connection with the work to be performed will be provided by the Contractor at their sole cost and expense. If the project is performed during the Winter, the Contractor at their expense will provide all water required along the project route in connection with the work to be performed. Contractor shall coordinate with local municipal water supply authority prior to start of construction.

c. Power: All power for lighting, operation of the Contractor's equipment, or for any other use by the Contractor, shall be provided by the Contractor at their sole cost and expense.

d. Sanitation: The Contractor and subcontractor shall provide sanitary facilities at the job site.

e. The Contractor is to note that there are utilities on the project site.

R. DISPOSAL OF WASTE

a. General: Except for items or materials to be salvaged, recycled, or otherwise reused, remove waste materials from Project site and legally dispose of them in a landfill or incinerator acceptable to authorities having jurisdiction.

i. Except as otherwise specified, do not allow waste materials that are to be disposed of accumulate on-site.

ii. Remove and transport debris in a manner that will prevent spillage on adjacent surfaces and areas.

b. Burning: Do not burn waste materials.

S. DISPOSAL: Remove waste materials from Owner's property and legally dispose of them.

T. STORAGE: Offsite Storage of materials and equipment shall conform to manufacturer’s recommendations. Offsite storage arrangements shall be approved by the County. Such offsite storage arrangements shall be presented in writing and shall afford adequate and satisfactory security and protection by the contractor. Offsite storage facilities shall be bonded and accessible to the County. Onsite storage of materials and equipment shall conform to manufacture’s recommendations.

Onsite Storage shall not interfere with public access and/or safety.

U. Smoking is NOT permitted any time by the General Contractor and their Sub-contractor(s) at the construction site on Jackson County, MO. property before or during the duration of the construction.

SC-25 METHODS OF OPERATION (GC-25)

General Conditions GC-25 is modified by adding the following:

A. In accordance with generally accepted construction practices, the Contractor shall assume sole and complete responsibility for job site conditions during the course of construction of the project, including safety of all persons and property.

B. Provide temporary barricades, as required to protect the public from harm due to construction activities.

SC-27 AUTHORITY AND DUTY OF THE ENGINEER-ARCHITECT (GC-27)

The progression of the project will be observed by the County personnel and will provide the inspection.

SC-28 INSPECTION (GC-28)

A. This project will be observed by the County personnel and will provide the inspection.

B. This project will be subject to local regulatory standard inspection requirements. If traffic control is needed, he contractor shall follow the MODOT Standards for Traffic Safety.

C. All workers within Jackson County, MO. Right-of-Way, Jackson County Parking Lots, Jackson County Sites (Demolition areas or new work) who are exposed to traffic or construction activities or construction equipment shall wear at all times High-Visibility Safety Apparel meeting Class 2 or Class 3 requirements of ANSI/ISEA 107-2004 Publication Entitled, “American National Standard for High- Visibility Safety Apparel and Headwear”.

D. Contractor shall follow all Occupational Safety and Health Administration (OSHA) construction safety standards and requirements.

E. Contractor shall notify their subcontractors, Owner and all Contractors and subcontractors under the Owner, when owner is ready for them to install their portions of their work and see that they comply within a reasonable amount of time. Neither enclose nor cover any piping, wiring, ducts, equipment or other items until proper tests, observations and/or inspections have been made by the Owner and/or proper authorities.

F. Contractor or subcontractor may not put in place any work which will prevent observation and approval of previous work without first notifying the Owner, and/or proper authorities.

SC-29 NO WAIVER OF RIGHT (GC-29)

Neither the inspection or evaluations by the County or any of the County's officials, employees, or agents, nor any order by the County for payment of money, nor any payment for, or acceptance of, the whole or any part of the work by the County or Engineer-Architect, nor any extension of time, nor any possession taken by the County or its employees, shall operate as a waiver of any provision of this contract, or of any power herein reserved to the County, or any right to damages herein provided, or shall any waiver of any breach in this contract be held to be a waiver of any other or subsequent breach.

SC-32 PROTECTION OF PROPERTY AND PUBLIC LIABILITY (GC-32)

General Condition GC-32 is modified by adding the following:

A. The Contractor shall be liable for any and all damage caused by him to County's premises. The

Contractor shall hold and save the County, their agents and representatives, free and harmless from liability of any nature or any kind arising from any use, trespass or damage occasioned by their operations on premises or third persons.

B. The Contractor shall confine all work, equipment and personnel within the limits of the existing project Right-of-Ways, Easements, and Construction Limits noted on the Construction Plans. The Contractor shall make no claim for additional payment for confining their operations within these areas.

C. The Contractor shall take all precautions required to preserve and protect all existing trees, shrubs, and other improvements located within the project site designated to be saved by this contract.

D. The Contractor shall protect and preserve the Control Point survey pins as shown on the Construction

Plans. If disturbed it is the contractor’s responsibility to reset the pin by a licensed surveyor at the Contractor expense.

E. The Contractor shall be responsible for the restoration of any paved, graveled, grassed or landscaped areas disturbed by construction. Any areas so affected shall be restored to a condition as nearly as possible to that existing prior to construction. Paved and graveled areas shall be resurfaced with materials meeting the requirements of the technical specifications, and grassed areas shall be seeded and mulched. No direct measurement or payment will be made for restoration of areas disturbed by activities outside of the limits designated on the Drawings.

SC-34 MODIFICATIONS AND ALTERATIONS (GC-34)

General Conditions GC-34 is modified by adding the following:

The Contractor may submit to the County, in writing, proposals for modifying the plans, specifications or other requirements of this contract for the sole purpose of reducing the total cost of construction. The cost reduction proposal shall not impair, in any manner, the essential functions or characteristics of the project, including but not limited to service life, economy of operation, and ease of maintenance, desired appearance, or design and safety standards.

Cost reduction proposals shall contain the following information:

A. A description of both the existing contract requirements for performing the work and the proposed changes.

B. An itemization of the contract requirements that must be changed if the proposal is adopted.

C. A detailed estimate of the cost of performing the work under the existing contract and under the proposed change.

D. A statement of the time within which the County must make a decision thereon.

E. The contract items of work affected by the proposed changes, including any quantity variation attributable thereto.

F. This Special Condition shall not be construed to require the County to consider any cost reduction proposal which may be submitted hereunder. The Owner will not be liable to the Contractor for failure to accept or act upon any cost reduction proposal submitted pursuant to this section nor for any delays to the work attributable to any such proposal. If a cost reduction proposal is similar to a change in the plans or specifications for the project under consideration by the Owner at the time said proposal is submitted, the County will not accept such proposal and the Owner reserves the right to make such changes without compensation to the Contractor under the provisions of this article.

G. The Contractor shall continue to perform the work in accordance with the requirements of the contract until an executed change order incorporating the cost reduction proposal has been issued. If an executed change order has not been issued by the date upon which the Contractor's cost reduction proposal specified that a decision thereon should be made, or such other date as the Contractor may subsequently have specified in writing, such cost reduction proposal shall be deemed rejected.

H. The County shall be the sole judge of the acceptability of a cost reduction proposal and of the estimated net savings in construction costs from the adoption of all or any part of such proposal. In determining the estimated net savings, the right is reserved to disregard the contract bid prices if, in the judgment of the County, such prices do not represent a fair measure of the value of work to be performed or to be deleted.

I. The Owner reserves the right where owner deems such action appropriate to require the Contractor to share in the Owner's cost of investigating a cost reduction proposal submitted by the Contractor as a condition of considering such proposal. Where such a condition is imposed, the Contractor shall indicate their acceptance thereof in writing, and such acceptance shall constitute full authority for the Owner to deduct amounts payable to the Owner from any moneys due or that may become due to the Contractor under the contract.

J. If the Contractor's cost reduction proposal is accepted in whole or in part, such acceptance will be by a contract change order, which shall specifically state that it is executed pursuant to this Article. Such change order shall incorporate the changes in the plans and specifications which are necessary to permit the cost reduction proposal or such part of it as has been accepted to be put into effect, and shall include any conditions upon which the Owner's approval thereof is based if the approval of the Owner is conditional. The change order shall also set forth the estimated net savings in the cost of performing the work attributable to the cost reduction proposal effectuated by the change order and shall further provide the Contractor be paid fifty (50) percent of said estimated net savings amount.

K. Acceptance of the cost reduction proposal and performance of the work there under shall not extend the time of completion of the contract unless specifically provided for in the contract change order authorizing the use of the cost reduction proposal.

L. The amount specified to be paid to the Contractor in the change order which effectuates a cost reduction proposal shall constitute full compensation to the Contractor for the cost reduction proposal and the performance of the work thereof pursuant to the said change orders.

M. The Owner expressly reserves the right to adopt a cost reduction proposal for general use on contracts administered by the Owner when it determines that said proposal is suitable for application to other contracts. When an accepted cost reduction proposal is adopted for general use, only the Contractor who first submitted such proposal will be eligible for compensation pursuant to this section, and, in that case, only as to those contracts awarded to him prior to submission of the accepted cost reduction proposal. Cost reduction proposals identical or similar to previously submitted proposals will be eligible for consideration and compensation under the provisions of this article if the identical or similar previously submitted proposals were not adopted for general application to other contracts administered by the Owner. Subject to the provisions contained herein, the Owner shall have the right to use all or any part of any submitted cost reduction proposal without obligation or compensation of any kind to the Contractor.

N. This article of the specifications shall apply only to contracts awarded to the lowest bidder pursuant to competitive bidding.

a. The County reserves the right to make, in writing, at any time during the work, such changes in quantities and such alterations in the work as are necessary to satisfactorily complete the project. Such changes in quantities and alterations shall not invalidate the Contract nor release the surety, and the Contractor agrees to perform the work as altered.

b. If the alterations or changes in quantities significantly change the character of the work under the Contract, whether or not changed by any such different quantities or alterations, an adjustment, excluding loss of anticipated profits, will be made to the Contract. The basis for the adjustment shall be agreed upon prior to the performance of the work. If a basis cannot be agreed upon, then an adjustment will be made either for or against the Contract in such an amount as the County may determine to be fair and equitable.

c. If the alterations or changes in quantities do not significantly change the character of the work to be performed under the Contract, the altered work will be paid for as provided elsewhere in the Contract.

O. The term “significant change” shall be construed to apply only to the following circumstances:

a. When the character of the work as altered differs materially in kind or nature from that involved or included in the original proposed construction or;

b. When a major item of work, as defined elsewhere in the Contract is increased in excess of

125 percent or decrease below 75 percent of the original Contract quantity. Any allowance for an increase in quantity shall apply only to the portion of the work in excess of 125 percent of original Contract item quantity, or in the case of decrease below 75 percent, to the actual amount of work performed.

c. The Contractor’s attention is called to the BID FORM and/or bid proposal which allows the

County to adjust the quantities upward or downward to be based upon the available funding.

This may be in excess of the percentages noted above.

SC-35 EXTRA WORK (GC-35)

General Conditions GC-35 is modified as follows for numbers 2, 3 and 4 of GC-35 as follows:

A. An amount equal to 20% percent will be added to the bond, insurance and taxes and not the 6% noted in the General Condition.

B. An amount equal to 20% percent will be added to the materials and not the 15% noted in the General Condition.

C. An amount equal to 20% percent will be added to all rental costs and not the 15% noted in the General

Condition.

SC-37 ASSIGNMENT AND SUBLETTING OF CONTRACT (GC-37)

Add to GC-37 the following requirement.

A. “No Second-Tier subcontracting will be permitted. It shall be the responsibility of the Contractor to ensure that their subcontractors do not in turn subcontract any portion of the work.”

B. Assigning, transferring or subletting, even though consented to, shall not relieve the Contractor of their liabilities under their contract. The Contractor shall give their personal attention to any and all portions of the contract which has been sublet and owner shall be responsible for its proper

C. The prime Contractor, as a condition of this contract, is responsible for assuring submission of proof or documentation regarding Affirmative Action compliance by their subcontractors and for the subsequent Affirmative Action performance by such subcontractors.

SC-39 SUSPENSION OF WORK ON NOTICE (GC-39)

General Conditions GC-39 is modified by adding the following:

A. If the performance of all or any portion of the work is suspended or delayed by the County in writing for an unreasonable length of time (not originally anticipated, customary, or inherent to the construction industry) and the contractor believes that additional compensation and/or contract time is due as a result of such suspension or delay, the contractor shall submit to the County , in writing, a request for adjustment within seven (7) calendar days of receipt of the notice to resume work. The request shall set forth the reasons and support for such adjustment.

B. Upon receipt, the County will evaluate the contractor’s request. If the County agrees that the cost and/or time required for the performance of the contract has increased as a result of such suspension and the suspension was caused by conditions beyond the control of and not the fault of the contractor, its suppliers, or subcontractors at any approved tier, and not caused by weather, the engineer will make an adjustment (excluding profit) and notify the contractor of their determination whether or not an adjustment of the contract is warranted.

C. No contract adjustment will be allowed unless the contractor has submitted the request for adjustment within the time prescribed.

D. No contract adjustment will be allowed under this clause to the extent that performance would have been suspended or delayed by any other cause, or for which an adjustment is provided for or excluded under any other term or condition of this contract. No contract adjustment will be made for utility delays.

SC-41 LAWS AND ORDINANCES (GC-41)

The following is added to GC-41:

No burning will be allowed.

SC-43 CHARACTER OF WORKMEN (GC-43)

Add the following to GC-43:

Workman who may have occasion to speak with the general public (i.e. flaggers) must be able to communicate in clear English.

SC-45 UNFAVORABLE CONSTRUCTION CONDITIONS (GC-45)

Modify GC-45, Unfavorable construction conditions, by adding the following:

Contractor shall take precautions by watering or other means to ensure that excessive dust or lime does not become airborne during construction.

SC-46 BEGINNING, PROGRESS, AND TIME OF COMPLETION OF WORK (GC-46)

Modify GC-46 by adding the following:

A. The time for completion of the work is an essential part of the Contract. It shall begin on the date stated in the Notice to Proceed and shall be the number of working days as stated in the Proposal, except as follows: "No working days will be counted from December 15 to March 15, both days inclusive unless work may proceed on a continuous basis beyond December 15 or may start or restart on a continuous basis before March 15. Working days will not be counted within this time frame after continuous work stops or before continuous work begins. Saturdays, Sundays, national holidays and holidays established by the laws of the state will not be counted as working days any time during the year."

B. Contractor's attention is directed to conditions of GC-44 and GC-46. Holidays: Saturdays, Sundays, and holidays established by the laws of the County will not be counted as working days.

2025 List of Jackson County, Missouri Holidays

New Year’s Day Friday, January 1st Martin Luther King, Jr Day Monday, January 20th Presidents’ Day Monday, February 17th Truman Day Thursday, May 8th Memorial Day Monday, May 26th Independence Day Friday, July 4th Labor Day Monday, September 1st Veterans’ Day Tuesday, November 11th Thanksgiving Day Thursday, November 27th Thanksgiving Friday Friday, November 28th Christmas Thursday, December 25th

C. The Contractor will need to coordinate with the County and/or their designated representative on the after-work week hours and weekend schedules. The standard work week hours that the Contractor can work are from 7:30 A.M. to 6:00 P.M.

D. Weekend work schedule(s) shall be coordinated and approved with the County prior to any construction.

E. The Contractor shall take, at no additional cost to the County, whatever means are necessary including, but not necessarily limited to, working nights and weekends and double shifts, and providing temporary weather enclosures and temporary heat/ventilation during inclement weather to assure substantial completion of all work during the Contract Time.

F. Prior to starting work, a pre-construction conference will be held to discuss the project, its scheduling, and its coordination with the work of others. It is expected that this conference will be attended by representatives of the County, the Landscape Architect, the Contractor and their subcontractors, will attend this conference, as well as representatives of any other affected agencies which the County may wish to invite.

G. Substantial Completion shall be the stage in the progress of the Work where the Work is sufficiently complete in accordance with the Contract Documents so that the County can occupy or utilize the Work for its intended user.

SC-48 EXTENSION OF TIME (GC-48)

Add to GC-48 by adding the following:

A. The County has shown on the Plans, from the information available, existing aboveground and underground installations and structures which may be affected by the work but there is no guarantee that all such facilities are shown. The location, depth and size of each facility shown on the Plans are approximate only and are not guaranteed correct. If utilities are damaged through carelessness or neglectful action by the Contractor, they will be repaired by the Contractor or authorities having control of the same, but the cost of such repairs shall be paid by the Contractor.

B. Delays due to utility conflicts will not be cause for extension of time or adjustments in contract amount.

C. The Contractor shall contact each utility agency or other owner of public or private property in advance of any operations which may affect any of the agencies' or property owners' facilities and shall enlist their assistance in the location of their existing or relocated utilities.

D. The Contractor shall make every effort to locate all existing facilities, which may be affected by the work, including prospecting or excavating beneath the surface. No payment will be made to the Contractor in connection with location of existing facilities.

E. All fire hydrants and water control valves shall be kept free from obstructions and available for use at all times, except as herein allowed.

F. In the event of interruption to utility services as a result of accidental breakage or as a result of being exposed or unsupported, the Contractor shall promptly notify the proper authority and shall cooperate with the said authority in the restoration of service. If utility service is interrupted, continuous cooperation will be required until the service is restored.

SC-50 TEST OF MATERIALS OFFERED BY CONTRACTOR (GC-50)

Modify GC-50, Tests of Materials offered by Contractor, by adding the following:

A. Submission of all Compliance Submittals shall be scheduled to permit review, fabrication, and delivery in time to cause no delay in the Work of Contractor or their subcontractors or any other contractors as described herein. Contractor shall allow fifteen (15) days in County's office for reviewing original submittals and fifteen (15) days in County's office for reviewing re-submittals.

B. Compliance submittals of materials furnished by subcontractors, manufacturers, and suppliers shall be submitted by the Prime Contractor.

C. In general, the Specifications identify required materials and equipment by naming one or more manufacturer's brand, model, catalog number and/or other identification; first-named manufacturer's product used as the basis for design; other named brands considered equivalent.

Equivalent brand manufacturers named must furnish products consistent with Specifications for first-named product, as determined by County. Base Bid shall include only those brands named, except as hereinafter provided, and approved equal or greater substitutions.

D. Where materials or equipment are described but not named, Contractor shall provide required first quality items, adequate in every respect for intended use, such items subject to County’s approval prior to procurement.

E. Submit certificates for the following materials, if applicable within project:

1) Aggregates for Portland Cement Concrete

2) Portland cement

3) Hydro Seeding, Mulch, and Fertilizer

4) Permanent Erosion Control Blanket (C-350)

5) Reinforcing steel

6) Aggregates for MODOT Type 5 Aggregate Base (6” Thick)

7) Erosion Control Materials

8) Silt Fence

9) Portland cement concrete and admixtures

F. Submit shop drawings, specification sheet, certificates, warrantees, and manufacturing installation recommendations for all products prior to ordering.

G. Landscape Architect’s Approval of Shop Drawings.

a. Where approval of Landscape Architect for material or equipment is required, secure such approval before procurement.

H. County’s Selection and Approval of Materials: Where approval of County for material or equipment is required, secure such approval before procurement.

I. Laboratory tests of materials and equipment, which are normally conducted by the manufacturer or material supplier, and tests shall be furnished by the Contractor and approved by the County.

J. All quality control testing not specified to be performed by the Contractor will be performed by an independent testing laboratory, selected by the Owner, or by the Owner's designee. All such tests performed by the independent testing laboratory shall be paid by the Owner.

K. Assigning, transferring or subletting, even though consented to, shall not relieve the Contractor of their liabilities under their contract. The Contractor shall give their personal attention to any and all portions of the contract which have been sublet and owner shall be responsible for its proper

L. Receiving and Storing Materials: Remove from premises materials showing deterioration or damage and replace with new.

a. On receipt of materials, check for in-transit damage in ample time to replace any damaged materials prior to installation time.

b. Where possible, deliver materials and equipment to project site in manufacturer's original packages, keeping labels intact until final cleaning. Where items are to be job assembled label, tag, mark or otherwise properly identify each component part until incorporated in building.

c. Store materials in manner to prevent deterioration, staining, soiling and intrusion of foreign materials. Provide waterproof well-ventilated enclosures for material subject to deterioration by dampness. Protect materials subject to damage by freezing and frost.

d. Remove from premises materials showing deterioration or damage and replace with new.

M. Equipment Verification

a. Contractor shall check physical sizes of all equipment furnished under this contract or furnished by Owner and require other contractors to verify sizes of their equipment, in time to allow ample room for transporting equipment to and installing in its final location before enclosing spaces for it. Notify Engineer in writing of any required openings or ceiling heights; such notice in ample time for Engineer to direct necessary adjustments before such openings, ceilings or enclosures are placed.

b. Before construction proceeds to point that would prevent necessary modifications, Contractor shall check Drawings, Specifications, shop drawings and change orders and notify Engineer in writing of any mechanical/electrical services and/or connections required but not indicated, or incorrectly indicated, for equipment furnished. Failing to do so, Contractor furnishing equipment provide required services and/or connections at their own expense.

N. Unless Owner grants permission to repair any defective work, remove defective work from project and replace with new work in accordance with contract documents. Permission to repair such work shall not constitute a waiver of Contractor’s right to require complete replacement of defective work if repair operation does not restore quality and appearance of member or surface to Owner’s satisfaction. If permission is granted, repair according to Owner’s directions.

O. The prime Contractor, as a condition of this contract, is responsible for assuring submission of proof or documentation regarding Affirmative Action compliance by their Subcontractors and for the subsequent Affirmative Action performance by such Subcontractors

SC-54 DISPOSAL OF TRASH AND DEBRIS (GC-54)

The following is added to GC-54:

A. The Contractor shall take the necessary precautions to keep aggregate, mud, debris from being deposited onto paved areas within project site during construction operations. Should debris become deposited on such areas, the Contractor shall promptly remove it at no additional cost to the Owner. Debris shall be disposed of in accordance with all local codes.

B. Keep covered materials, cavities and holes subject to damage by falling materials or deposits of water, snow or ice.

C. Transport, handle, store and erect materials in a manner to keep from injury.

D. Protect previously placed work by suitable coverings or other protection during installation of subsequent work. Clean off foreign materials accidentally deposited on finish surfaces and, where such would stain, corrode or otherwise disfigure, clean same immediately with material that will not damage finished work.

E. Before the work will be accepted by the Owner, the Contractor shall be required to remove all debris resulting from their operation, which also includes cleaning of earth, sod or other objectionable material and shall dispose of such debris off the project. This cleanup shall be limited to the project limits.

F. Final Cleanup shall be at no additional cost to the Owner.

SC-58 PERFORMANCE, PAYMENT, AND MAINTENANCE BOND (GC-58)

Delete the first paragraph of GC-58 and replace it with the following:

A. PERFORMANCE AND PAYMENT BOND: The performance and payment bond shall be executed by the Contractor with a surety company which: (1) meets the minimum standard for an insurance carrier which currently is in effect for all coverage’s purchased by Jackson County; and

(2) is on the most current United States Treasury list as a surety whose bonds are acceptable to the United States Government.

B. MAINTENANCE BOND: The Contractor’s attention is called to paragraph “c” of GC-58, which requires a one-year (1-year) maintenance bond. Contractor shall submit a Maintenance Bond to Jackson County Parks + Rec (JCP+R) upon the Final Acceptance by the County. The Final Completion Date accepted by the County will be the start date of the Maintenance Bond. The Contractor is required to use this date on the Maintenance Bond.

SC-59 ESTIMATED QUANTITIES (GC-59)

Add the following to bottom of GC-59:

It is the intent of the contract documents that the total bid, as submitted, shall cover all work required by the contract documents. All costs in connection with the work, including furnishing of all materials, equipment, supplies and appurtenances; providing all necessary labor to fully complete the work shall be included in the unit and lump sum prices named in the proposal. No item of work that is required by the contract documents for the proper and successful completion of the contract will be paid for outside of, or in addition to, the prices submitted in the proposal. All such work not specifically set forth in the proposal as a pay item shall be considered a SUBSIDIARY obligation of the Contractor and all costs in connection therewith shall be included in the prices named in the proposal. On the plans, or in the specifications, certain quantities may be given which do not appear in the proposal.