South Dakota Oversize Permits

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South Dakota’s roadways are essential for transporting goods across the state and beyond. To facilitate the safe and legal movement of oversized loads, the state requires specific permits. These permits are necessary to comply with the state regulations and to ensure the safety of both the transport operators and other road users. Obtaining the correct oversize permits is critical for legal and efficient transport operations. In this article, you will learn about South Dakota Oversize Permits.

South Dakota Oversize Permits and Importance of Compliance

Compliance with South Dakota’s oversize permit regulations is crucial for preventing fines and ensuring the safety of roadways. Non-compliance can lead to significant penalties and operational delays. It is imperative for transport companies to adhere to these regulations to maintain their operational integrity and reputation.

Legal Requirements and Regulations

South Dakota has established specific legal requirements and regulations for oversize permits. These rules dictate the maximum dimensions and weight limits for vehicles, as well as the necessary permits for exceeding these limits. Understanding these regulations is essential for anyone involved in transporting oversized loads within the state.

Types of Oversize Permits

South Dakota offers a variety of oversize permits to cater to different transport needs. These permits are designed to cover various scenarios, from single trips to annual movements of oversized loads.

Single Trip Permits: Usage and Validity

Single trip permits are valid for three days and are required for transporting non-divisible loads that exceed size and weight limitations. These permits must be obtained before entering the state and are specific to the route and load being transported.

Annual Permits for Frequent Transport

For operators who frequently move oversized loads, South Dakota offers annual permits. These permits cover various types of loads, including non-divisible loads, farm implements, and overlength semi-trailers. Annual permits provide a cost-effective solution for regular transport operations.

Extended Length and Width Permits

Extended length and width permits are available for loads that exceed the standard dimensions. These permits allow for the transport of loads with greater lengths and widths, accommodating the specific needs of different industries.

Permits for Special Loads

Special load permits are designed for unique transport requirements, such as moving farm equipment, baled livestock feed, or manufactured homes. These permits ensure that specific load types are transported safely and legally.

Operating Times and Restrictions

Operating times for transporting oversized loads in South Dakota are strictly regulated to ensure road safety. Understanding these restrictions is essential for planning transport schedules and avoiding violations.

Permitted Operating Hours

Permitted operating hours for oversize loads are from one-half hour before sunrise to one-half hour after sunset, including weekends. However, loads that are only overweight may operate around the clock.

Weekend and Night Travel Conditions

While weekend travel is generally allowed, there are specific conditions for night travel. Nighttime operations require additional safety measures, such as reflective signs and lights, to ensure visibility and safety on the road.

Standard Legal Dimensions

Vehicles transporting loads within South Dakota must adhere to the state’s standard legal dimensions unless a permit is obtained. These dimensions include specific limits on length, width, height, and weight.

Length Limits Without Permit

The maximum allowable length for semi-trailers without a permit is 53 feet. Overall length is not limited, but overhang restrictions apply.

Width Limits Without Permit

The maximum allowable width for vehicles without a permit is 8 feet 6 inches. Any load exceeding this width requires an oversize permit.

Height Restrictions Without Permit

Vehicles must not exceed a height of 14 feet without a permit. Loads taller than this limit require specific permits to ensure safe passage under bridges and overpasses.

Weight Limits Without Permit

The maximum allowable gross vehicle weight without a permit is 80,000 pounds. This includes specific axle weight limits, such as 20,000 pounds for a single axle and 34,000 pounds for a tandem axle.

Permitted Oversize Dimensions

When a permit is obtained, vehicles can transport loads that exceed the standard legal dimensions. These permitted dimensions vary depending on the specific permit and load requirements.

Maximum Length with Permit

The maximum length allowed with a permit depends on the route and specific load being transported. Special permits may be required for exceptionally long loads.

Maximum Width with Permit

The maximum width permitted with an oversize permit is typically 16 feet. Special conditions may apply for wider loads, including additional safety measures and escort vehicles.

Maximum Height with Permit

The maximum height allowed with a permit is generally 15 feet. Exceeding this height may require route-specific clearances and additional permits.

Maximum Weight with Permit

With a permit, the maximum allowable weight is up to 120,000 pounds. This includes specific limits for axle groups and may require additional fees for overweight loads.

Escort Vehicle Requirements

Escort vehicles are often required for transporting oversized loads to ensure the safety of the transport and other road users. The need for escort vehicles depends on the load’s dimensions and the specific route.

Conditions Requiring Escorts by Length

Loads exceeding certain lengths require escort vehicles. For example, any load over 130 feet in length requires one escort vehicle.

Conditions Requiring Escorts by Width

Escort vehicles are required for loads exceeding certain widths. On interstate highways, a width over 16 feet necessitates one escort vehicle, while state highways may have different requirements.

Height-Based Escort Requirements

Height-based escort requirements are generally less common but may apply for extremely tall loads. These requirements ensure safe passage under bridges and overpasses.

Specific Route-Based Escort Needs

Some routes, particularly in the Black Hills area, have specific escort requirements due to the road conditions and traffic patterns. These requirements must be adhered to for safe transport.

Costs Associated with Permits

Obtaining oversize permits in South Dakota involves various costs. Understanding these costs is essential for budgeting and ensuring compliance with state regulations.

Single Trip Permit Costs

Single trip permits cost $25 each or $200 for a book of 10. These permits cover specific trips and routes for oversized loads.

Annual Permit Fees

Annual permits for frequent transport of oversized loads cost $60. These permits provide a cost-effective solution for regular transport operations.

Additional Overweight Fees

Additional fees apply for overweight loads. These fees are calculated based on the excess weight and the distance traveled, typically costing $0.02 per ton-mile over specific axle weight limits.

Signage and Safety Equipment

Proper signage and safety equipment are mandatory for transporting oversized loads. These requirements ensure visibility and safety for both the transport vehicle and other road users.

Mandatory Signage for Oversize Loads

All oversize loads must display “OVERSIZE LOAD” signs. These signs must be visible from both the front and rear of the vehicle and comply with specific size and color requirements.

Flagging Requirements

Flags must be attached to all corners of vehicles transporting oversized loads. Additional flags are required for load projections extending beyond the vehicle’s dimensions.

Lighting and Reflector Requirements

For nighttime travel, oversize loads must be equipped with specific lighting and reflectors. These safety measures ensure visibility and compliance with state regulations.

Equipment for Night Travel

Night travel requires additional safety equipment, including reflectorized signs and specific lighting setups. These measures are crucial for ensuring the safe movement of oversized loads during night hours.

Seasonal and Route-Specific Restrictions

Seasonal and route-specific restrictions apply to oversize loads in South Dakota. These restrictions are put in place to address seasonal changes and route-specific conditions that could affect the safe transport of oversized loads.

Spring Thaw Load Restrictions

Spring thaw load restrictions may come into effect after February 15th. These restrictions are implemented to protect roadways during the thaw period when roads are more vulnerable to damage from heavy loads.

Route-Specific Load Limits

Certain routes have specific load limits based on road conditions and traffic patterns. Transport operators must be aware of these limits and obtain the necessary permits for these routes.

Special Conditions for Black Hills Area

The Black Hills area has unique requirements for transporting oversized loads. Specific routes within this area may have additional escort and safety requirements to ensure safe transport through the region.

How it works

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Step 1

Pricing: Simply fill out the Free Quote Form, Call, or Email the details of your shipment

Simply complete our quick online quote form with your shipment details, call to speak with our dedicated U.S.-based transport agents, or email us at info@freedomheavyhaul.com with your specific needs. We’ll respond promptly with a free, no-obligation, no-pressure, comprehensive quote, free of hidden fees!

Our team has expert knowledge of hot shot, flatbed, step deck, and RGN trailers, ensuring you get the right equipment at the best price for your shipment.

Step 2

Schedule: ZERO upfront cost to begin working on your shipment

At Freedom Heavy Haul, we’re all about keeping it SIMPLE! We require ZERO upfront costs, you only pay once your shipment is assigned to a carrier. Just share your pickup and delivery locations and some basic info, and we’ll take it from there!

For non permitted loads, we can often offer same-day pickup. For larger permitted loads, a little extra time may be required for preparation. Rest assured, no matter the size or complexity of your shipment, we manage it with precision and commitment!

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Step 3

Complete: Pick up → Delivery → Expedited

Heavy hauling can be complicated, which is why it’s essential to trust a team with the experience and expertise needed. Freedom Heavy Haul has specialized in Over-Dimensional and Over-Weight Shipment deliveries since 2010! Rest assured, you’ve come to the right place.

From the time your load is assigned you will be informed every step of the way. Prior to pick-up the driver contact you to arrange a convenient time to load the shipment, at pick-up the driver will conduct a quick inspection of the shipment. Prior to delivery the driver will again schedule an acceptable time and complete final inspection to ensure the load arrived in the same condition.

Good Work = New Work! Trust Freedom Heavy Haul as your future partner for equipment transport.

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