Manhole covers usually weigh more than 50 kg, partly because the weight keeps them in place when traffic passes over them, and partly because they are often made out of cast iron, sometimes with infills of concrete.

Originally meant as a psychological assessment of how one approaches a question with more than one correct answer, the problem has produced a number of alternate explanations, from the pragmatic (" Manhole covers are round because manholes are round.

Manhole cover theft is the phenomenon of manhole covers being stolen, usually for resale as scrap.

Manhole theft first became a serious problem in India and China, where missing manhole covers caused at least eight deaths in 2004.

Manhole covers and underpasses were the two biggest hazards of skitching.

File: Rome-SPQR. JPG | Manhole cover in Rome with SPQR inscription

It was on the Manhole album that Kantner and Slick next worked with Pete Sears ( who had first played on Papa John Creach's first solo album ), who was co-producing a Kathi McDonald album in the same studio.

* Ankoku Drillers-Three drillers who work with Dr. Manhole to stop Susumu and his friends.

Journalist Paul Travers wrote in his review ; " As the singer and figurehead of Manhole and Tura Satana in the 90's Tairrie B was among the first to channel screaming metallic rage through a female perspective … the vocalist gives vent to her inner demons, it's clear she's not mellowing with age ... My Ruin create an abrasive, sludgy noise, punctuated by moments of melody and calm.

Manhole cover thefts increased dramatically between 2007 and 2008, with Philadelphia as one of the hardest hit targets.

Concurrent with the rise in illicit sexual activity, the sparsely populated industrial area became the focus of the city's burgeoning BDSM subculture ; over a dozen sex clubs – including such notable ones as The Anvil, The Manhole, the Mineshaft, and the heterosexual-friendly Hellfire Club – flourished in the area.

The set also had many extra features, including the manga on which Mermaid In A Manhole is based.

* With other Jefferson Airplane members as session musicians on ex-member Grace Slick's album Manhole.

He also wrote and directed two of the Guinea Pig horror movies which were based on his manga: Flower of Flesh and Blood, which he also starred in, and Mermaid in a Manhole.

There are even some Rap metal style verses thrown in for good measure, perhaps as a homage to Tairrie ’ s days in hardcore rap metal outfit Manhole.

He then worked for a year as assistant stage manager at the Bijou Theatre in Boston, where his play The Man in the Manhole won a contest.

Early in 1974, Slick released Manhole, her first solo album.

The Agnostic's Prayer is cited by Larry Niven in his short story " What Can You Say About Chocolate-Covered Manhole Covers ", where it is used as the sacrament in a formal divorce ceremony.

Image: Tombino 108 Milano. jpg | Manhole cover painted by 108 in Milan, Italy.

Manhole Covers.

Designs Underfoot: The Art of Manhole Covers in New York City.

Manhole in Belo Horizonte, Brazil.

Image: Zama manhole cover1. JPG | Manhole cover depicting symbols of Zama

Image: Zama manhole cover2. JPG | Manhole cover depicting sunflowers, a symbol of Zama

The tapes gained notoriety in Japan during the late 1980s and early 1990s when the fourth film of the series ( Mermaid in a Manhole ) was found showcased in the 5, 763 videotape collection of Japanese serial killer Tsutomu Miyazaki.

Hagar was also a member of a string of other pre-Montrose bands including Big Bang, Skinny, Dustcloud, Cotton, Jimmy, and Manhole.

Among some recent imports were seat covers for one series of dining room chairs on which were depicted salad plates overflowing with tomatoes and greens and another set on which a pineapple was worked in naturalistic color.

She lay under the covers making jabbing motions with her forefinger telling me where to look for the coffeepot.

I decided I hated the Pedersen kid too, dying in our kitchen while I was away where I couldn't watch, dying just to entertain Hans and making me go up snapping steps and down a drafty hall, Pa lumped under the covers at the end like dung covered with snow, snoring and whistling.

Table covers and towels were clean, ashtrays empty and supplied with fresh matches.

The Plus Two remain at a fixed position with drums and guitar but the quartet covers the stage with a batch of instruments ranging from tuba to tambourine, and the beat is solid.

They remain in amplexus with their cloacae positioned close together while she lays her eggs and he covers them with his sperm.

The tower is decorated with monograms of Jesus ( JHS ), Maria ( M with the ducal crown ) and Joseph ( JHP ), made ​​ of ceramic pieces that stand out golden on the green background that covers the facade.

Hawaiian regional cuisine covers everything from wok-charred ahi tuna, opakapaka ( snapper ) with passionfruit, to Hawaiian island-raised lamb, beef and aquaculture products such as Molokai shrimp.

Since 1998, Harvard University wraps some of the valuable statues on its campus, such as this " Harvard Bixi | Chinese stele ", with waterproof covers every winter, in order to protect them from erosion caused by acid rain.

Artemis, who is with her companions at Letrenoi, goes to Alpheus, but, suspicious of his motives, she covers her face with mud so that the river god does not recognize her.

The town we now call Accrington covers two townships which were established in 1507 following disafforestation ; those of Old Accrington and New Accrington which were merged in 1878 with the incorporation of the borough council.

Since 1998, Harvard University wraps some of the bronze and marble statues on its campus, such as this " Harvard Bixi | Chinese stele ", with waterproof covers every winter, in order to protect them from erosion caused by acid rain ( or, actually, acid snow )

Another version is that the laws were first bound in books with blue covers.

the island covers, with of coastline.

Books with a quick and inexpensive printed format of tape binding and printed cardstock covers, the four monographs ( Players Book, Magic Book, Creatures Book, and Gamemaster Book ) were printed in order to assert Chaosium's copyrights in the run-up to the publishing and distribution of Deluxe Basic Roleplaying, a game system that is essentially RuneQuest 3rd Edition but with additions to allow play in other genres.

Three fixed wireless dishes with ( protective covers ) on top of 307 W. 7th Street, Fort Worth, Texas around 2001

The collection of prints covers the tradition of fine printmaking from its beginnings in the 15th century up to the present, with near complete holdings of most of the great names before the 19th century.

Sandstorm at Abéché airport, Chad ( 2005 ). The Saharan region covers roughly the northern third of the country, including Borkou-Ennedi-Tibesti Prefecture along with the northern parts of Kanem, Batha, and Biltine prefectures.

The bus system covers the whole country, from Arica to Santiago ( a 30 hour journey ) and from Santiago to Punta Arenas ( about 40 hours, with a change at Osorno ).

A codex ( Latin caudex for " trunk of a tree " or block of wood, book ; plural codices ) is a book made up of a number of sheets of paper, vellum, or similar, with hand-written content, usually stacked and bound by fixing one edge and with covers thicker than the sheets, but sometimes continuous and folded concertina-style.