This section establishes maximum weight limitations for purposes of ORS § 818.020. Except as provided in subsections (4) and (5) of this section or where an exemption under ORS § 818.030 specifically provides otherwise, a loaded weight that exceeds the maximum allowable weight as determined by any of the following tables exceeds the maximum weight limitations for purposes of ORS § 818.020:

(1) A vehicle exceeds the maximum allowable weight if the loaded weight of an axle or tandem axle is in excess of that determined by the formula in the following table:

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The manufacturer’s side wall tire rating (but not to exceed 600 pounds) the sum of the tire widths, in inches, of the wheels of the axle or tandem axles = maximum allowable weight.

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For purposes of the table in this subsection tire width is determined by measuring the cross section of the tread of a wheel, the outer face of a track or the runner of a sled except for the following:

(a) For solid tires made of elastic material, tire width is determined by measuring the cross section between the flanges of the circumference of a wheel at the base of the tire as customarily measured and rated by the manufacturers of motor vehicles and tires.

(b) For pneumatic tires made of elastic material, tire width is the diameter of the cross section of the tire as customarily measured and rated by the manufacturers of motor vehicles and tires.

(2) A vehicle or combination of vehicles exceeds the maximum allowable weight if the loaded weight measured at any of the places designated on the following table exceeds the maximum allowable weight established on the table for measurement at that place:

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(3) A vehicle, group of axles or combination of vehicles exceeds the maximum allowable weight if the loaded weight is in excess of maximum allowable weight as determined by the method in the following table that produces the lower allowable maximum weight:

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The sum of permissible axle, tandem axles or group of axles weights as determined under Table I or II of this section is the maximum allowable weight.

 

of axles:’ 2′ 3 4 5 6′ 7 or

Axles’ Axles’ Axles’ Axles’ Axles More

‘ ‘ Axles

 

4′ 34,000

5′ 34,000

6′ 34,000

7′ 34,000

8 and

less’ 34,000 34,000

More

than 8′ 38,000 42,000

 

9′ 39,000 42,500

10′ 40,000 43,500

11′ 40,000 44,000

12′ 40,000 45,000′ 50,000

13′ 40,000 45,500′ 50,500

14′ 40,000 46,500′ 51,500

15′ 40,000 47,000′ 52,000

16′ 40,000 48,000′ 52,500′ 58,000

17′ 40,000 48,500′ 53,500′ 58,500

18′ 40,000 49,500′ 54,000′ 59,000

19′ 40,000 50,000′ 54,500′ 60,000

20′ 40,000 51,000′ 55,500′ 60,500′ 66,000

21′ 40,000 51,500′ 56,000′ 61,000′ 66,500

22′ 40,000 52,500′ 56,500′ 61,500′ 67,000

23′ 40,000 53,000′ 57,500′ 62,500′ 68,000

24′ 40,000 54,000′ 58,000′ 63,000′ 68,500 74,000

25′ 40,000 54,500′ 58,500′ 63,500′ 69,000 74,500

26′ 40,000 55,500′ 59,500′ 64,000′ 69,500 75,000

27′ 40,000 56,000′ 60,000′ 65,000′ 70,000 75,500

28′ 40,000 57,000′ 60,500′ 65,500′ 71,000 76,500

29′ 40,000 57,500′ 61,500′ 66,000′ 71,500 77,000

30′ 40,000 58,500′ 62,000′ 66,500′ 72,000 77,500

31′ 40,000 59,000′ 62,500′ 67,500′ 72,500 78,000

32′ 40,000 60,000′ 63,500′ 68,000′ 73,000 78,500

33′ 40,000 60,000′ 64,000′ 68,500′ 74,000 79,000

34′ 40,000 60,000′ 64,500′ 69,000′ 74,500 80,000

35′ 40,000 60,000′ 65,500′ 70,000′ 75,000 80,000

36′ 40,000 60,000′ 66,000′ 70,500′ 75,500 80,000

37′ 40,000 60,000′ 66,500′ 71,000′ 76,000 80,000

38′ 40,000 60,000′ 67,500′ 71,500′ 77,000 80,000

39′ 40,000 60,000′ 68,000′ 72,500′ 77,500 80,000

40′ 40,000 60,000′ 68,500′ 73,000′ 78,000 80,000

41′ 40,000 60,000′ 69,500′ 73,500′ 78,500 80,000

42′ 40,000 60,000′ 70,000′ 74,000′ 79,000 80,000

43′ 40,000 60,000′ 70,500′ 75,000′ 80,000 80,000

44′ 40,000 60,000′ 71,500′ 75,500′ 80,000 80,000

45′ 40,000 60,000′ 72,000′ 76,000′ 80,000 80,000

46′ 40,000 60,000′ 72,500′ 76,500′ 80,000 80,000

47′ 40,000 60,000′ 73,500′ 77,500′ 80,000 80,000

48′ 40,000 60,000′ 74,000′ 78,000′ 80,000 80,000

49′ 40,000 60,000′ 74,500′ 78,500′ 80,000 80,000

50′ 40,000 60,000′ 75,500′ 79,000′ 80,000 80,000

51′ 40,000 60,000′ 76,000′ 80,000′ 80,000 80,000

52′ 40,000 60,000′ 76,500′ 80,000′ 80,000 80,000

53′ 40,000 60,000′ 77,500′ 80,000′ 80,000 80,000

54′ 40,000 60,000′ 78,000′ 80,000′ 80,000 80,000

55′ 40,000 60,000′ 78,500′ 80,000′ 80,000 80,000

56′ 40,000 60,000′ 79,500′ 80,000′ 80,000 80,000

57 or

over 40,000 60,000′ 80,000′ 80,000′ 80,000 80,000

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For the purpose of the table in this subsection, the distance between axles shall be measured to the nearest foot. When a fractional measurement is exactly one-half foot the next larger whole number shall be used.

(4) Notwithstanding any other provision of this section, a vehicle with farm vehicle registration issued under ORS § 805.300 or with out-of-state farm vehicle registration exceeds the maximum allowable weight if the loaded weight of the vehicle or combination of vehicles exceeds the amount shown in the following table:

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axles:’ 2′ 3 4 5 or

Axles’ Axles’ Axles’ More

Axles

 

4′ 37,800

5′ 37,800

6′ 37,800

7′ 37,800

8′ 37,800 42,000

9′ 37,800 42,400

10′ 37,800 43,500

11′ ‘ 44,000

12′ ‘ 45,000’ 50,000

13′ ‘ 56,470′ 56,470’ 56,470

14′ ‘ 57,940′ 57,940’ 57,940

15′ ‘ 59,400′ 59,400’ 59,400

16′ ‘ 60,610′ 60,610’ 60,610

17′ ‘ 61,820′ 61,820’ 61,820

18′ ‘ 63,140′ 63,140’ 63,140

19′ ‘ 64,530′ 64,530’ 64,530

20′ ‘ 65,450′ 65,450’ 65,450

21′ ‘ 66,000′ 66,000’ 66,330

22′ ‘ 66,000′ 66,000’ 67,250

23′ ‘ 66,000′ 66,000’ 67,880

24′ ‘ 66,000′ 66,000’ 68,510

25′ ‘ 66,000′ 66,000’ 69,150

26′ ‘ 66,000′ 66,000’ 69,770

27′ ‘ 66,000′ 66,000’ 70,400

28′ ‘ 66,000′ 66,000’ 70,950

29′ ‘ 66,000′ 66,000’ 71,500

30′ 72,050

31′ 72,600

32′ 73,150

33′ ‘ 73,700

34′ 74,250

35′ 74,800

36′ 75,350

37′ ‘ 75,900

38′ 76,450

39′ 77,000

40′ ‘ 77,550

41′ 78,100

42′ 78,650

43 and

over 80,000

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Weights authorized under this subsection are authorized only if the vehicle is transporting field-loaded agricultural products in Malheur County. Weights authorized under this subsection are not authorized for vehicles traveling on Interstate 84 or U.S. Highway 95. A vehicle otherwise described in this subsection that is operating at a weight not listed in this subsection must comply with subsection (1) of this section.

(5) Notwithstanding any other provision of this section, the maximum wheel load for the front axle of the power unit on a vehicle used for curbside solid waste or recycling collection that has tires that are at least 12-1/2 inches wide shall be the load limit established by the tire manufacturer, as molded on at least one sidewall of the tire, up to a maximum of 10,000 pounds, as long as the tire is approved by the Department of Transportation pursuant to ORS § 818.012. [1983 c.338 § 508; 1985 c.16 § 264; 1985 c.172 § 6a; 1987 c.66 § 1; 1995 c.489 § 1; 1999 c.725 § 1; 2001 c.335 § 1; 2001 c.665 § 1]