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Hawkeye Point is the highest natural point in Iowa at 1,670 feet (510 m). [1] It is approximately 4.5 miles (7.2 km) north of Sibley on the eastern side of SR 60 and approximately 3.5 miles (5.6 km) south of the Iowa-Minnesota state border. The high ground lies 100 feet (30 m) due south of an old silo.
13 cm = 1.3 dm – body length of a Goliath birdeater; 15 cm = 1.5 dm – approximate size of largest beetle species; 19 cm = 1.9 dm – length of a banana; 26.3 cm = 2.6 dm – length of average male human foot; 29.98 cm = 2.998 dm – distance light in vacuum travels in one nanosecond; 30 cm = 3.0 dm – maximum leg length of a Goliath birdeater
Longer bridges can reduce the width of both shoulders to 4 feet (1.2 m). Existing bridges can remain part of the Interstate system if they have at least 12-foot-wide (3.7 m) lanes with 3.5-foot (1.1 m) shoulder on the left and a 10-foot (3.0 m) shoulder on the right, except that longer bridges can have 3.5 feet (1.1 m) shoulders on both sides.
Iowa (/ ˈ aɪ. ə w ə / ⓘ EYE-ə-wə) [7] [8] [9] is a state in the upper Midwestern region of the United States.It borders the Mississippi River to the east and the Missouri River and Big Sioux River to the west; Wisconsin to the northeast, Illinois to the east and southeast, Missouri to the south, Nebraska to the west, South Dakota to the northwest, and Minnesota to the north.
It would then span 298 miles (480 km) across the state to the South Omaha Bridge where US 275 crossed the Missouri River. [50] The entire route was to be near US 6 across the state. It was to be the first modern four-lane highway in the state, [ 46 ] with 12-foot-wide (3.7 m) lanes and an at least 15-foot-wide (4.6 m) grassy median .
According to the United States Census Bureau, the city has a total area of 5.44 square miles (14.09 km 2), of which 5.36 square miles (13.88 km 2) is land and 0.08 square miles (0.21 km 2) is water. [10] Iowa Falls is located at the point where the Iowa River flows through a limestone gorge 70 feet (21.34 m) deep between bluffs that rise ...
The Davenport Skybridge is a pedestrian cable-stayed bridge [5] that spans River Drive in downtown Davenport, Iowa. It connects LeClaire Park to a courtyard and parking ramp on 2nd Street, located near the River Music Experience. The bridge, completed in 2005, is 50 feet (15 m) tall, 575 feet (175 m) long, and features 99 feet (30 m) columns.
US 53 enters the state at the city of Duluth on the John Blatnik Bridge over the Saint Louis Bay. US 53 runs concurrently with I-535 for 2.8 miles (4.5 km) as it enters Minnesota. I-535/US 53 has an interchange with I-35 in Duluth , known locally as the " Can of Worms "; it features a pair of left exits from I-35, a stoplight and lane drops ...