Significant investigations conducted by the NTSB in all modes of transportation in recent years include the collapse of the I-35 highway bridge in Minneapolis, Minnesota ; the collision between two transit trains in Washington, D. C .; the pipeline explosion that destroyed much of a neighborhood in San Bruno, California ; the sinking of an amphibious vessel in Philadelphia, Pennsylvania ; and the crash of a regional airliner near Buffalo, New York.

Significant alterations were made in 1841 when both sides were widened, adding 45 cm to the width of the bridge.

Significant new construction in the 1970s included the Elaine Langone Center, the Gerhard Fieldhouse, and the Computer Center.

Significant falls at Poulaphouca and at Golden Falls were flooded by reservoir construction.

Significant changes introduced into the 1968 document included Article 6, which committed the state to adhere to the " principles of socialist internationalism " and to devote special attention to its " fraternal ties " with the Soviet Union ; Article 9, which based the national economy on the " socialist ownership of the means of production "; Article 20, which under pressure from the churches granted freedom of conscience and belief ; Article 21, which maintained that the " basic rights " of citizenship were inseparably linked with " corresponding obligations "; and Article 47, which declared that the principle of " democratic centralism " is the authoritative maxim for the construction of the socialist state.

Significant acreage of land previously used for agriculture has been developed for the construction of houses and residential structures.

Significant contributions to bandura construction were made by Hnat Khotkevych, Leonid Haydamaka, Peter Honcharenko, Ivan Skliar, Vasyl Herasymenko and William Vetzal.

Significant remodeling and construction was done in the 1920s.

Significant construction achievements to note:

Significant school construction in recent years has occurred in response to changing demographics.

Significant periods of expansion of the university, since the 1972 merger, occurred in the mid-1980s, as well as in 1998, when Joan B. Kroc, philanthropist and wife of McDonald's financier Ray Kroc, endowed USD with a gift of $ 25 million for the construction of the Institute for Peace & Justice.

Significant residential development occurred during the 1960s and 1970s, spurred by industrial growth and public housing construction.

* 1993: Old aquarium was closed and construction of the new aquarium began, Zoo received two AAZPA awards: the Conservation Award for its black-footed ferret management program and the Significant Achievement Award for the Lied Jungle, world ’ s first artificially-inseminated gaur calf was born at the Zoo

Significant construction work is underway at Glenfield station as part of the South West Rail link.

Significant changes occurred with the creation of the Lee Navigation in 1767, which resulted in the construction of the Hackney Cut and the Limehouse Cut, allowing barges to bypass most of the back rivers.

Significant portions of the road remain under construction, including the ramps to I-15, and the ramps to I-5.

Significant industries in the town include Kerry Co-Op and the construction and services sectors.

Significant renovations in the 1990s and 2000s resulted in the construction of large additions to the north and south of the building, the refurbishment and enlargement of existing rooms, and the addition of 60 new guestrooms, new meeting rooms and a new fitness facility which finished in 2002.

Significant construction funded by Measure M in the late 1990s and early 2000s has greatly improved the efficiency and safety of motorists traveling through the interchange.

In 1993, the Association of Equipment Manufacturers ( formerly EMI ), a trade association for manufacturers of agricultural and construction equipment, selected Pakosh as one of " 100 Significant Contributors and Contributions to the Mechanization of Agriculture and Construction ".

Significant future Highway 85 projects listed in MTC's Transportation 2030 plan, as of 2006 ( in 2004 dollars ), include:

Significant funding for the science projects and bursaries has come from the Sir Edward Abraham Foundation.

The first is under Part 5. 1 of the EPAA which provides for EIA of ' State Significant Infrastructure ' projects.

Significant fur trapping has continued in the region, but in general the east coast or East Main of James Bay was too easily accessed by French and independent traders from the south so early Hudson's Bay Company emphasis was quickly placed onto interior trapping grounds reached from the west coasts of James and Hudson Bays.

Significant bodies of water and regions along the East Coast include ( from south to north ):

Significant stands of trees remained only in the peat bogs centered south of Ninth Street and Flatbush Avenues, and in a large bog north of Ninth Avenue and contained chestnut, white poplar, and oak.

Significant non-surge areas of Escambia County south of US 98 were included in evacuation areas because of the potential for isolation by flooding.

Significant factors contributing to its demise include: ( 1 ) the deaths of a substantial percentage of the Kalmyk population from disease and malnutrition, both during their travel and upon their arrival to remote exile settlements in Central Asia, south central Siberia and the Soviet Far East ; ( 2 ) the wide dispersal of the Kalmyk population ; ( 3 ) the duration of exile, which ended in 1957 ; ( 4 ) the stigma associated with being accused of treason, and ( 5 ) assimilation into the larger, more dominant culture.

Significant storm damage occurred as far south as Grenada, where high surf isolated towns from the capital city.

( Note: Significant snow also falls on the highlands of central Tasmania, which is farther south and hence colder in the wintertime.

Significant populations occur in pockets in the waters off the Pribilof and Shumagin Islands, Shelikof Strait, Prince William Sound and at least as far south as lower Chatham Strait in the south-east, where a regular commercial fishery occurs annually.

Significant areas to the south of the island were reclaimed from the St. Lawrence.

Significant city council regeneration of private properties in the south of the area in 2005 has helped both the quality of housing and the respective house prices.

Significant State Roads through the Mahantongo Valley include SR 147 which stretches north / south from Sunbury to Harrisburg along the Susquehanna River.

* Timeline of Significant Moments in the Indigenous Struggle in south east Australia

So, after the sitting has been held, several readings at one time are mailed, and the distant sitter ( whose name or whose communicator's name was given to the medium ) must mark each little item as Correct ( Hit ), Incorrect ( Miss ), Doubtful, or Especially Significant ( applying to him and, he feels, not to anyone else ).

Significant are such canvases as `` Bleeker Street, Saturday Night '', with its typically American crowd ( Sloan never went abroad ) ; ;

Significant trade with neighbouring countries, for example, exports of camels and other livestock to neighbouring states, such as Libya, and imports of manufactured goods, are conducted " informally " and probably not fully recorded.

Significant variations of these structures are often seen after a flare.

Significant trade unions are SAK, STTK, AKAVA and EK.

Significant contributions to noise pollution are made by internal combustion engines.

Significant deposits of oil and gas are suspected by geologists to lie below Jan Mayen's surrounding seafloors.

Significant skin alterations, such as cornification or keratosis, cysts and / or fistulae, are present.

Significant fluxes of heat, matter, or momentum on time scales of less than a day are advected by turbulent motions .< ref > Garratt, J. R., < u > The atmospheric boundary layer </ u >, Cambridge University Press, 1992 ; ISBN 0-521-38052-9 .</ ref > Boundary layer meteorology includes the study of all types of surface – atmosphere boundary, including ocean, lake, urban land and non-urban land for the study of meteorology.

Significant cave art sites off the coast of western Europe such as the Grotto Cosquer can be reached only by diving, because the cave entrances are underwater, though the upper portions of the caves themselves are not flooded.

Significant variants of the game, such as where the starting position differs from standard or the objective is to have the fewest pieces one's color at the end, are sometimes — but rarely — played.

Significant numbers of orchids, water lilies, cacti, lithops, carnivorous plants and bromeliads are housed in the various zones.

Significant quantities are grown in some tropical countries, and these are shipped by air to markets across the world.

Significant deposits of elemental sulfur, believed to have been ( and are still being ) synthesised by anaerobic bacteria on sulfate minerals like gypsum, exist in salt domes along the coast of the Gulf of Mexico, and in evaporites in eastern Europe and western Asia.

Significant advances in the state-of-the-art in CSR have been achieved, and current efforts are focused on integrating speech recognition and natural language processing to allow spoken language interaction with a naval resource management system.

Significant sapphire deposits are found in Eastern Australia, Thailand, Sri Lanka, China ( Shandong ), Madagascar, East Africa, and in North America in a few locations, mostly in Montana.

Significant jumpers from the United States are included in the Show Jumping Hall of Fame.

The Fermi-1 commercial fast reactor prototype used HEU with 26. 5 % < sup > 235 </ sup > U. Significant quantities of HEU are used in the production of medical isotopes, for example molybdenum-99 for technetium-99m generators.

Significant lowlands are to be found only near the coast, in the southwest near Arta and Preveza, in the Acheron plain between Paramythia and Fanari, between Igoumenitsa and Sagiada, and also near Saranda.

Significant tonnage of rubber is used as adhesives in many manufacturing industries and products, although the two most noticeable are the paper and the carpet industries.

These " Bloomsbury assumptions " are also reflected in members ' criticisms of materialistic realism in painting and fiction, influenced above all by Clive Bell's " concept of ' Significant Form ', which separated and elevated the concept of form above content in works of art ": it has been suggested that, with their " focus on form ... Bell's ideas have come to stand in for, perhaps too much so, the aesthetic principles of the Bloomsbury Group ".

Significant among these are: