*** HARMST High Aspect Ratios allow the construction of tall structures without slant

In Asimov's Empire and Foundation series, the capital planet Trantor of the galactic empire is a completely built-up planet, covered in its entirety with tall buildings and subterranean structures.

Effective public shelters can be the middle floors of some tall buildings or parking structures, or below ground level in most buildings with more than 10 floors.

Such vibrations may pose problems, even collapse, in man-made tall structures like for instance industrial chimneys, if not properly taken care of in the design.

Note that this criterion fits not only high-rises but some other tall structures, such as towers.

Later on, wind tunnel study came into its own: the effects of wind on man made structures or objects needed to be studied when buildings became tall enough to present large surfaces to the wind, and the resulting forces had to be resisted by the building's internal structure.

This X-bracing allows for both higher performance from tall structures and the ability to open up the inside floorplan.

Large or flexible structures such as pipes, suspension bridges, chimneys and tall buildings are prone to flutter.

Most sirens are mounted on poles that are usually around 30 to 50 feet off the ground, on top of buildings, or sometimes on tall structures, such as water towers.

A Gothic cathedral or abbey was, prior to the 20th century, generally the landmark building in its town, rising high above all the domestic structures and often surmounted by one or more towers and pinnacles and perhaps tall spires.

Triggered lightning goes from tall structures on the ground, such as towers on mountains, to clouds.

These tribes, though physically and administratively separated, shared a common architecture, such as hut structures consisting of circular rooms with tall roofs, which were surrounded by defensive wooden palisades.

The street-level structures are of white Portland stone with tall double-height ticket halls, with the famous London Underground roundel made up in coloured glass panels in large glazed screens.

At 805 feet ( 245 m ) tall, the dual smokestacks are visible from over 25 miles ( 40 km ) away and are among the tallest structures in the state.

Many similarly tall structures would be built a level at a time over hundreds of years.

Others climb up tall plants, including crop species as well as bushes and trees, and will also climb man-made structures such as posts, fences, etc.

AM radio signals can be severely disrupted in large urban centres by metal structures, tall buildings and sources of radio frequency interference ( RFI ) and electrical noise, such as electrical motors, fluorescent lights, or lightning.

The Petronas's height compared to some other well-known tall structures

At 805 feet ( 245 m ) tall, the dual smokestacks are the visible from over away and are among the tallest structures in the state.

* Honesdale has hundreds of Victorian age structures, and features several tall church steeples, historically significant buildings of many kinds, and a memorial Central Park beside the Wayne County Courthouse.

Winnie Cumulus Broadcasting Tower, a 609. 6 metres tall guyed TV mast at, which is one of the world's tallest structures.

The three great four-tower cantilever structures are 340 ft ( 104 m ) tall, each 70 ft ( 21 m ) diameter foot resting on a separate foundation.

Generally, Ospreys reach sexual maturity and begin breeding around the age of three to four, though in some regions with high Osprey densities, such as Chesapeake Bay in the U. S., they may not start breeding until five to seven years old, and there may be a shortage of suitable tall structures.

Since the late 19th century, means of reaching tall structures have been devised.

A physical characteristic ( like being tall or big ), a habit ( like smiling or drinking too much ), place of birth, a particular skill, an animal, trivial things, anything.

In the early 19th century, Jean-Baptiste Lamarck believed that the giraffe's long neck was an " acquired characteristic ", developed as generations of ancestral giraffes strived to reach the leaves of tall trees.

Telfer found five tall, developmentally disabled XYY boys and men in hospitals and penal institutions in Pennsylvania, and since four of the five had at least moderate facial acne, reached the erroneous conclusion that acne was a defining characteristic of XYY males.

There he is described as a charming youth of striking beauty, tall but well proportioned, broad-shouldered with a long and elegant neck, pale and freckled skin, bright and wide blue eyes, with a thick mop of the reddish-gold hair characteristic of his dynasty.

The Maramureş churches are high timber constructions with characteristic tall, slim bell towers at the western end of the building.

The most characteristic features are the tall tower above the entrance and the massive roof that seems to dwarf the main body of the church.

His tall figure, fine presence and aristocratic mien were for many years associated with all that was characteristic of Oxford life.

The film received mixed critical reviews, and was a box-office failure ; the film was criticized both for its historical inaccuracies ( the timing of William Lamb's political career, the portrayal of Byron as a tall, handsome man who lacked his characteristic limp ) and for its own ( lack of ) merits.

Standing only between 4 and 16 inches ( 10 to 41 cm ) tall, bright florets mostly hidden by the characteristic bract giving it the appearance of never opening flowers and with a life span of 5 – 6 weeks, the self fertilizing Senecio vulgaris lives humbly among and occasionally under the other weeds and is easy not to notice.

Herb diversity is generally lower in the tall, upright brome-dominated swards, but wild parsnip ( Pastinaca sativa ), hogweed ( Heracleum sphondylium ) and greater knapweed ( Centaurea scabiosa ) are characteristic.

The basalt cliffs resemble the cliffs of the Devils Postpile National Monument near Yosemite National Park, with the characteristic reddish purple hexagonal columns, except that they are not as tall.

The Wilson warbler can inhabit tall shrubby vegetation characteristic of treed swamps.

Western gorse is replaced in the eastern part of Great Britain by Dwarf Furze ( Ulex minor ), a plant about tall, characteristic of sandy lowland heathland.

Parish churches often have a characteristic tall, narrow castellated tower, in contrast with usual towerless Welsh design.

Houses are usually multi-storied and feature the characteristic Pelian oriel construction, with tall windows and abundant painted ornamentation.

The lighthouse keeper's cottage remained and was later converted into a private residence that can still be seen today, identified by its characteristic tall black chimneys.

Normally six feet tall, they are up to seven feet tall when stretched out of their characteristic stoop.

An average orc stands somewhere around six feet tall, though more like seven feet tall when stretched out of his characteristic stoop.

In the Holy Roman Empire tall, free-standing wooden towers called bergfried were commonly built by the 11th century, either as part of motte-and-bailey designs, or as part of hohenburgen castles, with a characteristic inner and outer court.

The tall peak on the left side is the characteristic alpha line at a two theta of 12 degrees.

Frock coats, fly-front trousers ( some with straps under the instep ), tall hats, and dark cravats are characteristic of the period.

Motifs such as chhajja ( A sunshade or eave laid on cantilever brackets fixed into and projecting from the walls ), corbel brackets with richly carved pendentive decorations ( described as stalactite pedentives ), balconies, kiosks or chhatris and minars ( tall towers ) were characteristic of the Mughal architecture style, which was to become a lasting legacy of the nearly four hundred years of the Mughal rule.