196,976 research outputs found
Captain Pearl R. Nye Portrait
One color photographic slide of a portrait of Captain Pearl R. Nye. Nye was born and raised on the Ohio and Erie Canal and later became owner of a canal boat and canal boat captain on the canal. After the canal closed in 1913, he spent a lot of time preserving its songs, stories, and culture
Young Pearl R. Nye
One black and white photographic slide of young Pearl R. Nye posing for the camera on a canal boat dock. The water sits behind him, with buildings lining the water. Nye was born and raised on the Ohio and Erie Canal and later became owner of a canal boat and canal boat captain on the canal. After the canal closed in 1913, he spent a lot of time preserving its songs, stories, and culture
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Water quality modeling for the Kennet and Avon Canal, a navigational canal in an inland catchment
The Kennet and Avon Canal in southern England is experiencing severe water quality problems caused by inorganic sediment and algae. These water quality problems are affecting the angling sport of fishermen downstream of the confluence of the canal with the River Kennet. The Environment Agency has been called upon to remedy these issues, but before proceeding they desire a computer model capable of predicting the water quality impacts of various scenarios under consideration. No such model was available to them.
This project identified the key solids generation and transport processes to be included in a water quality model for inland navigational canals. Where available, equations from the literature describing relevant processes were used or modified for inclusion in a canal modeling algorithm. Where literature was not available, water quality samples were taken to characterize needed relationships. The final algorithm was coded and tested using a simplified dataset that allowed clear evaluation of the simulated processes.
After successful testing, the canal model was applied to the Kennet and Avon Canal. The time series predicted by the model were compared to observed hydrological, solids, and chlorophyll-a (representing algae) data at multiple points in the canal. The model adequately predicted all of these constituents at the monitored locations.
The final task in the project required evaluation of six management scenarios proposed by the Environment Agency to address the water quality problem. The model suggests that filtration or other treatment of water in the canal near the confluence with the river is the best management option, as it will address both the elevated inorganic sediment and algae concentrations at the most critical point in the canal. Less desirable options include efforts that only target inorganic sediment, which could increase algal concentrations by increasing light availability; and diversion of surface flows from the canal, which could possibly damage the hydrologic balance of the canal while encouraging undesirable algal growth
Panama Canal Precipitation (R to Z)
Raw precipitation data from the Panama Canal
Authority.This is a compressed files with individual station precipitation data. There are four files in this series.This file contains data for station names starting with 'R' to 'Z' Data have been freely provided by the Panama Canal Authority
and are in the public domain.Any publication using these data should credit the Panama Canal Authority.Some data has been curated by STRI's Physical Monitoring Program.All data are provided on an 'as is' basis.</p
Welland Canal Survey of Lands John R. Tenbroeck, 1828
Survey map and description of John R. Tenbroeck's land created by The Welland Canal Company. Included is a written description of the land along with a drawing of the land.
Noteable features include; the canal, bank of 12 mile creek.
Surveyor notes are seen in pencil on the map. The land was surveyed by both Geo. Keefer and Wm. Rykert
Two Nye Boats
One black and white photographic slide of two canal boats, both presumably owned by Pearl R. Nye, docked in the water, probably on the Ohio and Erie Canal. Several people sit and stand on top of each boat
Captain Nye Camp Charming
One black and white photographic slide of Captain Pearl R. Nye's Camp Charming on the Ohio and Erie Canal near Roscoe Village in Coshocton County, Ohio. The water can be seen in the background to the right. Trees stand in the background. This cabin was built out of wood from Nye's retired canal boat and stood on an abandoned canal lock
Evaluation on the anatomic variations of the mandibular canal using cone beam computed tomography and panoramic radiography
TCC (graduação) - Universidade Federal de Santa Catarina. Centro de Ciências da Saúde. Odontologia.Some procedures in dentistry, as anesthesia, dental implants placement and third molars extraction may vary the degree of difficulty and surgical complications, due to specific and individual anatomy of each patient. Detecting these variations is considerably relevant to the dentist, who is able to avoid and/or prevent intraoperative or postoperative complications. Focusing on the challenges in the mandible, this study aimed to assess the prevalence of anatomical variations of the mandibular canal, determining the most frequent, and comparing the results with those found in previous studies. 60 human cadavers’ jaws were submitted to radiographic and tomographic examinations, which were analyzed by a single calibrated observer. In the panoramic radiographs analysis the forward canal was the most common, registering 8,3%, while in the analysis of CT scans, the retromolar canal proved that it is more frequent, 35%. Cone-beam computed tomography proved to be more effective in the diagnosis of anatomical variations of mandibular canal and must be requested whenever exists suspicions of bifid mandibular canal in panoramic radiography.Alguns procedimentos na odontologia, como anestesias, instalação de implantes dentários e extrações de terceiros molares podem variar quanto ao grau de dificuldade e complicações cirúrgicas, devido à anatomia específica e individual de cada paciente. Detectar essas variações é de considerável relevância para o cirurgião dentista, sendo esse, capaz de evitar e/ou prevenir complicações transoperatórias ou pós-operatórias. Com enfoque nas alterações presentes na mandíbula, este estudo teve como objetivos avaliar a prevalência das variações anatômicas do canal mandibular, assim como comparar os resultados obtidos na análise de tomografias computadorizadas de feixe cônico, com os encontrados na análise de radiografias panorâmicas. Para tal, 60 mandíbulas de cadáveres humanos foram submetidas a exames radiográfico e tomográfico, os quais foram analisados por um único observador calibrado. Na análise das radiografias panorâmicas o canal duplicado em braço foi o mais comum, 8,3%, enquanto na análise das tomografias, o canal retromolar mostrou-se muito mais frequente, 35%. A tomografia computadorizada de feixe cônico mostrou-se muito mais eficaz no diagnóstico de variações anatômicas do canal mandibular e deve ser solicitada sempre que houver suspeita de duplicação do canal na radiografia panorâmica
Hydraulic simulations to evaluate and predict design and operation of the Chashma Right Bank Canal
Irrigation systems / Irrigation canals / Flow control / Velocity / Canal regulation techniques / Hydraulics / Simulation models / Design / Operations / Crop-based irrigation / Distributary canals / Water delivery / Policy / Protective irrigation / Water allocation / Water requirements / Sedimentation / Water distribution / Equity / Water conveyance / Pakistan / Chashma Right Bank Canal
Short Canal Repositioning Maneuver for Anterior Canal BPPV
The Short Canal Repositioning Maneuver is used to treat anterior canal BPPV. 1. The patient\u27s head is rotated 45-degrees towards the affected side. 2. The patient\u27s maintains head in a 45-degree position and enters a head hanging position (40 degrees below the horizontal). 3. The patient then maintains extension while turning their head to the opposite side. 4. The patient returns to sitting.D\u27Albora Rivas R, Teixido M, Casserly R, Mónaco M. Short CRP for anterior canalithiasis: a new maneuver based on simulation with a biomechanical model. Front. Neurol. (2020) 11:857. https://doi.org/10.3389/fneur.2020.0085
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