necessary to decrease the gross weight of such vehicle to the maximum therefor specified in the foregoing paragraphs.

(d) Special permits. The Superintendent of Grand Canyon National Park may, in his discretion, upon application in writing and good cause being shown therefor, issue a special permit in writing authorizing the applicant to operate or move a vehicle of a size or weight exceeding the maximum specified in the foregoing paragraphs upon any Park highway. Every such permit shall be issued for a single trip and may designate the route to be traversed and contain any other restrictions or conditions deemed necessary by said Superintendent. Every such permit shall be carried in the vehicle to which it refers and shall be open to inspection by any Park officer.

(e) Reduction of load and tire limitations. Whenever by reason of rains, thawing snow or frost, or as a result of any other cause, any Park road or roads are in a soft condition or are unsuitable for heavy traffic, the Superintendent of Grand Canyon National Park may, in his discretion and for so long a period as he deems advisable, reduce the load and tire carrying capacity limitations to one-half of those specified in the foregoing paragraphs.*+

20.5 Mount Rainier National Park—(a) Camping. Quiet in all camps shall be maintained between 10:00 p. m. and 6:00 a. m.

(b) Fishing. (1) A license is not required for fishing in this reservation.

(2) Open season in Park streams is from May 1 to October 31, inclusive.

(3) Open season in Park Lakes is from June 15 to September 30, inclusive.

(4) One day's catch limit in streams is 15 fish over 6 inches long. (5) One day's catch limit in lakes is 10 pounds and 1 fish with a maximum of 10 fish over 6 inches in length.

(6) It shall be unlawful to have more than two days' catch in one's possession at any one time.

(7) Cleaning fish in lakes or streams is prohibited.

(8) All fish hooked less than 6 inches long shall be carefully handled with moist hands and returned at once to the water if not seriously injured.

(9) Fishing in any other way than with hook and line is prohibited. (10) No fishing will be permitted from 9:00 p.m. to 4:00 a. m.*† 20.6 Muir Woods National Monument-(a) Fires. Fires are prohibited within the monument.

(b) Dogs. Dogs are allowed in the monument only under leash. Those found running at large will be impounded and disposed of according to law.*†

20.7 Rocky Mountain National Park—(a) Fires. The building of fires for any purpose on or along park roads, except in designated areas, is prohibited.

(b) Fishing. (1) The use of seines, throw lines, set lines or any other method of catching fish, except by rod and line held in the hand, is prohibited.

**For statutory and source citations, see note to § 20.1.

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(2) The use of minnows or small fish of any kind or type as a live bait for fish is prohibited, and the release or freeing thereof in any of the park waters without permission of the Superintendent will be construed as a violation of this section.

(3) The open season for fishing shall be from May 25, to October 31, inclusive; and no fishing shall be done between the hours of 8:30 p. m. and 4:00 a. m.

(4) Fifteen fish (not exceeding a total of 10 pounds) shall constitute the limit for 1 day's catch.

(5) The possession of more than 1 day's catch by any person at any one time shall be construed as a violation of this section.

(6) All fish hooked less than 7 inches long shall be carefully handled with moist hands and returned at once to the water if not seriously injured.

(7) Fishing in rearing ponds or other posted waters is prohibited. (c) Travel on roads and trails. (1) Travel on the Fall River road between Chasm Falls and Fall River Pass is limited to one-way travel beginning at Chasm Falls.

(2) Until further notice the Fall River road is closed to vehicular traffic between Chasm Falls and Fall River Pass.

(d) Pack trains and saddle horse parties. Guides must pass an examination prescribed by the Superintendent and be duly licensed before engaging in guiding activities for hire withn the park.

(e) Motor trucks and buses. (1) No motor vehicle will be permitted to operate over park roads, the dimensions of which exceed 35 feet in length, or any combination in excess of 50 feet in length, 8 feet in width, or 122 feet in height. The gross weight of any load on any one wheel of a vehicle shall not exceed 8,000 pounds when equipped with high pressure pneumatic or cushion tires, or 9,000 pounds when equipped with low pressure pneumatic tires.

(2) The operation of tractors, automotive equipment or any vehicles equipped with lugs on the wheels or tracks, or vehicles having wheels with hard surfaced, wood or metallic treads or tracks or solid rubber tires, is prohibited on park roads unless express authorization is given by the Superintendent for such use.

(3) Commercial truck trailers engaged in hauling freight will be required to secure permission from the Superintendent before using the park roads.

(f) Speed. (1) Speed of automobiles and other vehicles, except ambulances and Government cars on emergency trips, is limited to 35 miles per hour on straight, open stretches on park roads.

(2) Maximum speed shall not exceed 20 miles per hour on grades and when rounding sharp curves.

(3) The speed of all motor trucks over 111⁄2 ton capacity may not exceed 25 miles per hour on all park roads.**

20.8 Sequoia National Park-(a) Camping. Within the campgrounds or other occupied areas of the park, quiet must be maintained between the hours of 10:00 p. m. and 6:00 a. m.

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*For statutory and source citations, see note to § 20.1.

(b) Entrance roads. (1) Automobiles will be permitted to enter the park through the Ash Mountain and Lost Grove Checking Stations between the hours of 5:00 a. m. and 9:00 p. m. except on Saturdays and days preceding a holiday, on which days entrance will be permitted until 11:00 p. m. Vehicles may leave the park through these stations only between the hours of 6:00 a. m. and 10:00 p. m. (2) Vehicle travel is prohibited within the Giant Forest and Lodgepole areas between the hours of 11:00 p. m. and 5:00 a. m. except on Saturdays and the days preceding holidays, when the hours shall be 12:00 midnight to 5:00 a. m.

(c) Speed. Special speed limits will apply as below:

(1) Generals Highway:

Through Ash Mountain Headquarters where sign posted 15 miles per hour.

Through Hospital Rock Camp where sign posted 15 miles per hour. Through Giant Forest Village area where sign posted 15 miles per hour.

From Giant Forest Lodge to General Sherman Tree where sign posted 25 miles per hour.

(2) Moro Rock Crescent Meadow, and Wolverton Roads where sign posted 25 miles per hour.

(3) Lodgepole and Giant Forest Camp Roads 15 miles per hour. (4) North Fork Road 25 miles per hour.

(5) Bear Hill Road 15 miles per hour.

(6) Ash Mountain and Potwisha Camp Roads 15 miles per hour. (7) On curves where driver's view is obstructed within a distance of 200 feet along such highway in the direction in which the vehicle is proceeding, 15 miles per hour.

(8) At all intersections 15 miles per hour.

(9) At intersections, road crossings or ranger stations where posted with "Stop" signs, all vehicles shall come to a full stop before proceeding.

(d) Fishing; closed waters. The following waters are closed to fishing during the calendar year, 1938, as holding ponds and feeder streams for restocking main waters:

(1) Watershed of the North Fork of the Kaweah River-Cabin Creek from source to junction with Dorset Creek.

(2) Watershed of the Marble Fork of the Kaweah River-Deer Creek from the foot bridge on the Sunset-Village Trail to source. Halsted Creek, source to mouth. Wolverton Creek, above the Wolverton Reservoir where signs are posted.

(3) Watershed of the Middle Fork of the Kaweah River-Crescent Meadow Creek, source to mouth. Log Meadow Creek, source to mouth. Timber Gap Creek, source to mouth. Mehrton Creek, source to mouth. Middle Fork of Kaweah River from Potwisha Flume intake to trail bridge at Hospital Rock. Middle Fork of the Kaweah River from junction of Crescent Meadow Creek to junction of Dome Creek.

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(4) Watershed of the East Fork of the Kaweah River-Atwell Creek, source to mouth. Deadwood Creek, source to mouth. Deer

Creek, source to mouth. (5) Watershed of the South Fork of the Kaweah River-Tuohy Creek, source to mouth. Squaw Creek, source to mouth. Pigeon Creek (Cedar Creek), source to mouth. Putnam Creek, source to mouth. Slide Canyon Creek, source to mouth.

(6) Watershed of the Kern River-Wallace Lake and the stream flowing out of it for a distance of 300 yards below the lake. Kern River between the junction of Rattlesnake Creek and the Big Arroyo. All waters of the Kern watershed until July 1, 1938.

(e) Fishing; closed streams and lakes. The following parts of all streams and lakes within the park are also closed to fishing: (1) All lakes within 300 feet of the inlet or outlet.

(2) All streams connected with any lake shall be closed for a distance of 300 feet from either the inlet or the outlet of the lake.

(3) Where any stream connecting two lakes is one-fourth mile or less in length, the entire stream shall be closed to fishing.

(f) Fishing; open season. (1) May 1 to October 31, 1938: All waters in the park which are open to fishing except the waters in the Kern watershed, Hamilton Lake and Tamarack Lake, which are open from July 1 to October 31, only.

(2) July 1 to October 31, 1938: All waters in the Kern watershed. Hamilton Lake. Tamarack Lake.

(g) Fishing; limit of catch. (1) The limit of catch shall be 15 fish per day, caught or in possession, or 7 pounds and one fish, in all waters of the park, except Wolverton Reservoir, where a special limit of 5 fish regardless of size shall apply.

(2) Possession of more than 1 day's catch limit by any one person at any time shall be construed as a violation of this section.

(h) Fishing license. A California State fishing license is required of all persons 18 years of age or over fishing in the park.

(i) Repeal. All previous subsidiary regulations relating to fishing in Sequoia National Park are hereby repealed.*t [As amended April 4, 1938, 3 F.R. 760]

20.9 Shiloh National Military Park; load and weight limitations for vehicles. The maximum weight of any vehicle using the park roads or the Shiloh-Corinth Federal Highway, including the load of such vehicle, shall not exceed 18,000 pounds.**

20.10 Zion and Bryce Canyon National Parks—(a) Limitations on load, weight, and size of vehicles. (1) Any vehicle or load over 8 feet in width or 10 feet 6 inches in height is prohibited from using the highways in Zion or Bryce Canyon National Parks except by written permission of the Park Superintendent.

(2) Vehicles or loads requiring special permission must be escorted through the tunnels in Zion National Park by the Chief Ranger. Drivers or owners or special trucks or loads will not control the traffic while passing through the tunnels except under the direction of the Chief Ranger.

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**For statutory and source citations, see note to § 20.1.

(6) A truck tractor and semi-trailer is considered one vehicle for the purpose of determining length. No vehicle or train of vehicles shall carry any load extending more than three feet beyond the front of the vehicle.

(c) Maximum weights of vehicles. (1) No motor vehicle equipped with pneumatic tires shall be driven on any highway in the park with a maximum gross weight in excess of 9,000 pounds on one wheel, 18,000 on any one axle; and subject to this axle load limitation, no vehicle shall be operated whose total gross weight, with load, exceeds that given by formula W 700 (L plus 40) where the W equals the distance between the first and last axle of a vehicle or combination of vehicles in feet. An axle load shall be defined as the total load on all wheels whose centers may be included between two parallel transverse vertical planes 40 inches apart.

(2) Subject to the above limitations, no vehicle equipped with pneumatic tires shall be operated with a load of over 800 pounds per inch in width of tires, for tires measuring more than 5 inches in width, nor more than 600 pounds per inch in width of tires measuring 5 inches in width, nor less, and more than 3 inches in width, nor more than 400 pounds per inch width of tire for tires measuring 3 inches or less in width, on any one wheel concentrated on the surface of the roadway, said width being measured between the flanges of the rim.

(3) No motor vehicle equipped with solid rubber tires shall be operated on any highway with maximum gross weights in excess of 75 per cent of the weights prescribed for vehicles equipped with pneumatic tires.

(4) The load on any wheel of any vehicle equipped with metal tires shall not exceed 400 pounds, per inch in width of tire.

(5) Where one vehicle is being towed by another the two vehicles shall not be more than 15 feet apart, except where poles are being transported, in which case the two vehicles must not be more than 25 feet apart. A red flag or other signal or cloth not less than 12 inches square shall be displayed on chain, rope, or cable connecting the two vehicles.

(d) Speed. Speed of automobiles and other vehicles is limited to 25 miles per hour in tunnels and, when indicated by proper signs, within 200 feet of important road junctions.*t

20.11 Lassen Volcanic National Park-(a) Fishing. (1) The following waters are permanently closed to fishing:

Emerald Lake.

Upper Kings Creek, from the source to the lower crossing of the Loop
Highway.

Grassy Creek.

Grassy Swale Creek.

**For statutory and source citations, see note to § 20.1.

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