Title VIII, TRANSPORTATION (Ch. 306 - 330B)

County engineers and their assistants shall file an itemized and verified account with the board of supervisors for the reimbursement of all expenses incurred. Mileage may be claimed as provided in section 70A.9 . [C24, 27, §4642; C31, 35, §4644-c22; C39, § 4644.20; C46, 50, 54, …

All construction and maintenance work shall be performed under the direct and immediate supervision of the county engineer who shall be deemed responsible for the efficient, economical and good-faith performance of said work. [C31, 35, §4644-c23; C39, § 4644.21; C46, 50, 54, 58, …

1. On or before May 15 of each year the board of supervisors, with the assistance of the county engineer, shall, subject to the approval of the department, adopt a secondary road construction program which shall include a project accomplishment list for the next fiscal year, and …

On or before September 15 of each year, the county engineer of each county in the state shall certify and file a report with the department, as part of the annual report required under section 309.22 , detailing the manner in which moneys received by the county that originated fr…

The secondary road construction program is subject to review by the department under section 309.94 and subject to program operation requirements under section 309.96, subsection 2 . 84 Acts, ch 1102, §5 Referred to in §309.27

The secondary road construction program or project shall be planned on the basis of one general, uniform, and unified plan for the complete and permanent construction of the roads embraced in the program or project as to bridge, culvert, tile, and grading or other improvements. […

In planning and in adopting the secondary road program or project by the board of supervisors, the board and the county engineer shall give due and careful consideration, to the location of primary roads, and of roads previously improved as county roads, to the market centers and…

The board after due consultation with the county engineer, shall first select in a provisional way the roads which they then consider advisable to embrace in the secondary road program. The board shall direct the county engineer to make a reconnaissance survey and estimate of all…

In addition to meeting the requirements of sections 309.22 through 309.26 , the county engineer, when so ordered by the board, shall make a written report to the board designating, in the order of importance, the roads which, in the engineer’s judgment, are most urgently in need …

The county engineer may in the engineer’s report recommend that certain definitely described roads or parts of a road be omitted from or added to the provisional program or project. In such a case, the county engineer shall clearly enter on the report the reasons for the recommen…

A map of the county showing the location of the proposed program or project shall accompany the report of the county engineer. [C24, 27, §4644; C31, 35, §4644-c31; C39, § 4644.29; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §309.29 ] 2022 Acts, ch 1021, §60

The secondary bridge system of a county shall embrace all bridges and culverts on secondary roads as defined in section 306.3 . [C24, 27, §4664, 4665; C31, 35, §4644-c3; C39, § 4644.03; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §309.3 ] 98 Acts, ch 1075, §9

Additional reconnaissance surveys and estimates may be ordered by the board when it deems the same necessary or advisable. [C31, 35, §4644-c32; C39, § 4644.30; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §309.30 ]

After the construction program or project is finally determined, the county auditor shall record the same at length in a county road book. [C24, 27, §4646; C31, 35, §4644-c36; C39, § 4644.34; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §309.34 ]

Before proceeding to the construction of any road or roads included in the secondary road construction program where the grading, exclusive of bridges and culverts, is estimated to cost over ten thousand dollars per mile, the county engineer shall cause detailed surveys and plans…

The county engineer’s survey shall be on the basis of the permanent improvement of said roads, as to bridge, culvert, tile, and road work. [C24, 27, §4644; C31, 35, §4644-c38; C39, § 4644.36; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §309.36 ] 2023 Acts, ch 66, §64

The county engineer’s survey shall show all of the following: 1. A division into sections of all of the roads embraced in said provisional program, a designation of each section by some appropriate number, name, or letter, the starting point and terminus of each section, and the …

The county engineer may adopt any existing survey of any road or part of a road which is embraced in the program or project, provided that the existing survey substantially complies, or is made to comply, with the requirements of this chapter . [C31, 35, §4644-c40; C39, § 4644.38…

The various contracts for the carrying out of said construction program or project in the most efficient, practicable and economical manner shall, as far as possible, be accompanied by standard specifications, and no traveled roadway shall be less than twenty-two feet from should…

All contracts for road or bridge construction work and materials for which the county engineer’s estimate exceeds fifty thousand dollars, except surfacing materials obtained from local pits or quarries, shall be advertised and let at a public letting. [C24, 27, §4647; C31, 35, §4…

Notwithstanding section 309.40 , a county may contract for the emergency repair, restoration, or reconstruction of a highway or bridge under the county’s jurisdiction without advertising for bids if all of the following conditions are met: 1. The emergency was caused by an unfore…

1. Contracts not embraced within the provisions of section 309.40 or 309.40A shall be either advertised and let at a public letting or, where the cost does not exceed the county engineer’s estimate, let through informal bid procedure by contacting at least three qualified bidders…

All bids received shall be publicly opened, at the time and place specified in the advertisement, and shall be recorded in detail in the road book by the county auditor. The county engineer shall in all instances of day labor and private or public contracts file a detailed cost a…

The board before issuing anticipatory certificates shall seek the advice of the department and issue said certificates to an amount not exceeding fifty percent of the estimated funds which will accrue to the secondary road fund during any stated period of from one to two years. […

Certificates issued under this subchapter shall be authorized by a duly adopted resolution which shall specify all of the following: 1. The secondary road funds, specifying the year or years, which are to be anticipated. 2. The amount of certificates authorized. 3. The denominati…

Each certificate shall recite: 1. The annual accruing secondary road funds, naming the year, of which the certificate is anticipatory. 2. That said certificate shall be payable on or before December 31 of said year. 3. That said certificate is payable solely from said accruing se…

The series of certificates which anticipate the accruing of funds during a given year shall be numbered consecutively and paid in the order of said numbering. [C31, 35, §4644-c51; C39, § 4644.49; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §309.49 ] Referred to in §331.402 ,…

Upon the signing of each of said certificates by the chairperson of the board, said certificates shall be delivered to the county auditor, who shall countersign the same, charge the county treasurer with the amount thereof, and deliver the same to such latter officer, who shall b…

Certificates issued under this subchapter shall be exempt from taxation. [C31, 35, §4644-c53; C39, § 4644.51; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §309.51 ] 2020 Acts, ch 1063, §139 Referred to in §331.402 , 331.478 , 331.552

The treasurer shall sell the certificates in accordance with chapter 75 , or if unable to sell the certificates for par plus accrued interest, the treasurer may apply the certificates at par plus accrued interest in payment of any warrants duly authorized and issued for secondary…

The county treasurer shall enter on a record to be kept by the county treasurer the name and post office address of all persons to whom any of said certificates are issued, with a particular designation of the certificates delivered to each person. [C31, 35, §4644-c55; C39, § 464…

Any subsequent holder may present certificates to the county treasurer and cause the subsequent holder’s name and post office address to be entered in lieu of that of such former holder. [C31, 35, §4644-c56; C39, § 4644.54; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §309.54…

When the accruing funds in the hands of the county treasurer, for a year covered by anticipatory certificates, are sufficient to pay the first retirable certificate or certificates, the county treasurer shall, by mail, as shown by the county treasurer’s records, promptly notify t…

1. The county board of supervisors, after consultation with the county engineer, and for purposes of specifying levels of maintenance effort and access, may classify the area service system into three classifications termed area service “A”, area service “B”, and area service “C”…

No provision in a contract shall be valid which seeks to limit the time to less than five years in which an action may be brought upon the bond covering concrete work nor to less than one year upon the bond covering other work. [S13, §1527-s18; C24, 27, 31, 35, 39, § 4652; C46, 5…

The board of supervisors may authorize the county auditor to draw warrants for the amount of payrolls for labor furnished under the day labor system, when said payrolls are certified to by the engineer in charge of the work. Said bills shall be passed on by the board at the first…

The board of supervisors of any county may, within the limits of such county and outside the limits of any city, purchase or condemn any lands for the purpose of obtaining gravel or other suitable material with which to improve the secondary roads of such county, including a suff…

Notwithstanding section 309.66 , after notice as provided in section 331.305 and a public hearing, the board of supervisors may sell all or part of the property acquired for gravel and other highway improvement materials if the property has been owned by the county for more than …

The board of supervisors may permit private parties or municipal corporations to take materials from such acquired lands in order to improve any street or highway in the county, but it shall be a serious misdemeanor for any person to use or for the board of supervisors to dispose…

The county board of supervisors is charged with the duty of establishing policies and providing adequate funds to properly maintain the secondary road system. The county engineer, pursuant to section 309.21 and board policy, shall adopt such methods and recommend such personnel a…

Boards of supervisors of adjoining counties in this state shall: 1. Make proper connections between roads which cross county lines and which afford continuous lines of travel. 2. Adopt plans and specifications for road, bridge, and culvert construction, reconstruction, and repair…

If the boards are unable to agree and one of the boards appeals to the department, the department shall notify the auditors of the interested counties that it will, within ten days of the notice, at a named time and place within any of the interested counties, hold a hearing to d…

All culverts shall have a clear width of roadway of at least twenty feet. Bridges shall have a clear width of roadway of at least sixteen feet. [C51, §517; R60, §822; C73, §1001; C97, §1572; S13, §1527-s7; C24, 27, 31, 35, 39, § 4667; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, …

Standard specifications for all bridges and culverts, railroad overhead crossings, or subways, shall be furnished without cost to the counties and railroad companies by the department, and work shall be done in accordance therewith. [SS15, §1527-s11; C24, 27, 31, 35, 39, § 4671; …

Before beginning the construction of a permanent bridge or culvert by day labor or by contract, the county engineer shall file the plans, specifications, estimate of drainage area, estimates of costs, and specific designation of the location of the bridge or culvert in the county…

On completion of a bridge or culvert, a detailed statement of cost, and of additions or alterations to the plans shall be filed by the county engineer, all of which shall be retained in the county engineer’s office as permanent records. [SS15, §1527-s11; C24, 27, 31, 35, 39, § 46…