Just a compilation of different train sounds I've found on the internet that I put together for a Train Sounds CD to play at my kid's birthday party. Enjoy. Enjoy The train noise creates s... Hop aboard for a 10 hour train ride through the English countryside. The soothing train sounds will help you relax and fall asleep Train noise is vehicle noise created by trains. Noises may be heard inside the train and outside. Subway systems, light rail transit and freight trains can send loud train noise into neighborhoods. Organizations such as the World Health Organization and the U.S. Environmental Protection Agency have set guidelines for noise level decibel limits for rapid transit Train Sounds. Here are the sounds that have been tagged with Train free from SoundBible.com Please bookmark us Ctrl+D and come back soon for updates! All files are available in both Wav and MP3 formats
22 Train Sound Effects & Noises. S-Bahn travels at high speed, speed, recording from right to left, download ~ 15 sec. Top Download. short train in passing, Low. Angle, under a bridge, singing the tracks. download ~ 15 sec. + Variations. Steam locomotive whistle 3. times in quick succession, low pitch The noise, without the shaking The steady sound present in the passengers' car is often felt as soothing and can help mute distracting or sudden noises. The hypnotic clickety-clack of railcars over a stretch of track is perfect for falling asleep too! We kindly remind you to remain seated
Valve train noise, is usually due to excessive clearance, between two internal engine parts. Each valve utilizes, a valve spring that returns it to its, original closed position. So, If a valve spring has broken or a camshaft lobe is worn down; it will cause the engine to create a tapping or clicking sound, due to the excess clearance. Valve train noise, is similar to a clicking sound of a. Train whistle noise crossword clue. Last updated: April 18 2021. This crossword clue Train whistle noise was discovered last seen in the April 18 2021 at the Universal Crossword. The crossword clue possible answer is available in 4 letters. This answers first letter of which starts with T and can be found at the end of T
Objectives Transportation of goods on railways is increasing and the majority of the increased numbers of freight trains run during the night. Transportation noise has adverse effects on sleep structure, affects the heart rate (HR) during sleep and may be linked to cardiovascular disease. Freight trains also generate vibration and little is known regarding the impact of vibration on human sleep noise from major sources of road, rail and aircraft noise and in urban areas (known as agglomerations). Provision of information to the public on environmental noise and its effects. Adoption of Action Plans, based upon the noise exposure assessment results, which are designed to manage environmental noise and its effects, including noise reduction if necessary. Preservation of environmental.
A 2018 study on the Expo Line's excessive noise issues noted the option of considering dampers. At the time, dampers were deemed too expensive to install, but there were tests being conducted on parts of the system. Other recommendations made by the study include replacing the aging softer rail steel installed on the original Expo Line sections with harder rail to prevent noise-emitting. Train Noises. Train Sounds. Train On Bridge Sound Effects. A wide variety of sound effects for your enjoyment. Free Mp3 Downloads. MP3 320 kbps (zip) Length: 0:37 sec File size: 1.50 Mb. Play Stop. License: Attribution 4.0 International (CC BY 4.0). You are allowed to use sound effects free of charge and royalty free in your multimedia projects for commercial or non-commercial purposes. Share.
The sound of a train speeding by at 100 kph is 85 dB. The sound of a train 15 metres away is 80 dB. The sound of the subway is typically 90 dB Noise of passing trains affects sleep and induces heart rate (HR) accelerations in humans. This may be linked to cardiovascular disease. Trains emit not only noise but also vibration, and the influence of vibration is poorly understood Dunvegan residents are fed up after the nearby CN railyard became a conductor training site â resulting in 24/7 train noise that's preventing them from sleeping sound of a train sound of a train riding on a railroad switch or joint ( Song of the train by David McCord, in Noisy poems by Jill Bennett). also: clickety-clack. metal engine
The most common type of noise used during training is the addition of Gaussian noise to input variables. Gaussian noise, or white noise, has a mean of zero and a standard deviation of one and can be generated as needed using a pseudorandom number generator the ground plane) and a +2.5dB correction should be added to the measured noise levels to account for facade. reflection. Where transport noise measurements are taken indoors, the microphone should be placed at least one metre from. any window, door or wall surface and ideally in the centre of the room Background sounds have great masking abilities in reducing the negative impact of sudden spikes in external noise and enabling you to focus for longer periods of time. Background sounds are also great for beating silence and creating a personal environment which fuels creativity and reduces stress Adding noise to an underconstrained neural network model with a small training dataset can have a regularizing effect and reduce overfitting. Keras supports the addition of Gaussian noise via a separate layer called the GaussianNoise layer. This layer can be used to add noise to an existing model. In this tutorial, you will discover how to add noise to deep learning model
. Station announcements, in a major train station, lots of hall download ~ 15 sec. Top Download . Market Hall, concourse of steps and voices download ~ 48 sec. 2 trains, one from right to left, then from left to right driving, download. Figure 4 demonstrates that trainâradiated body waves can be detected throughout almost the entire state of California and that seismic interferometry using train noise might be used for imaging and monitoring the entire San Andreas Fault system. This level of predicted vehicle traffic noise is probably underestimated because it does not take into account the seismic radiation from trucks and. TRAIN. FOUNTAIN. WHITE NOISE. PLAYGROUND. Menu. About. Knowledge. Credits _____ Soundrown was created to help individuals like you, relax and focus while you work on your daily tasks or creative aspirations. Brought to you by a small and passionate group, interested in creating an experience for everyone to enjoy. STUDY OF THE DAY: _____ Why Crowded Coffee Shops Fire Up Your Creativity. THE. Download Train Noises sounds 950 stock sound clips starting at $2. Download and buy high quality Train Noises sound effects. BROWSE NOW >>>
The final rule also provides an opportunity for localities nationwide to mitigate the effects of train horn noise by establishing new quiet zones. No horn restriction which may have existed prior to the establishment of the rule may be qualified to be pre-rule quiet zones. In a quiet zone, railroads have been directed to cease the routine sounding their horns when approaching. For all new or replacement train horns on trains capable of travelling up to 100 mph (160 km/h) a much lower minimum sound pressure level has been established - and a maximum sound level has been introduced (min 101 dB and max 106 dB). British train Horns have two tones, high or low, and in some cases, a loud or soft setting. If the horn lacks a loud-or-soft soft setting then train drivers are to use the setting provided TRAIN. The Toolbox for Reducing Atmospheric InSAR Noise - TRAIN - is developed in an effort to include current state of the art tropospheric correction methods into the default InSAR processing chain. Initial development was performed at the University of Leeds
Trackside noise reduction has also been a focus, with passive and active solutions. Acoustic walls can be built (an have been built in many places) to shield noise-sensitive areas from the track, yielding reductions of overall train noise on the order of 10 to 15 dB. Active systems using loudspeakers embedded in the walls are also under. The government is attempting to reassure people over the noise levels from the planned HS2 high-speed trains. But how loud are these 250mph trains and what can be done to mitigate the noise Researchers in Singapore developed a system that's sort of like noise-canceling headphones for your whole apartment. Views from the 7 train line arriving at the 61st Street-Woodside station in. We can help with noise and/or vibration from: passing trains; idling locomotives; shunting; whistling (in certain circumstances); compression or stretching of trains (impulse noise); and any noise and vibration produced during the construction and operation of a railway
Queensland Rail has assessed and mapped rail noise levels at more than 19,000 noise sensitive places across the State. More than 95 % of South East Queensland noise sensitive places (built before the year 2000) have received noise barriers designed to achieve the rail noise planning levels. Currently, this equates to having more than 60 kilometres of noise barriers beside our rail network Rail noise: General Transit Feed Specification (GTFS)  data are used in conjunction with the North American Rail Network (NARN) , and FRA's Highway-Rail Crossing Inventory  to obtain operational data, route information and locations of grade crossings, tunnels , and quiet zones. The GTFS data provides information on the representative daily traffic and is obtained by counting the number of trips that each train line makes on a representative weekday in the fall. The traffic.
Rail infrastructure. Noise sources associated with the operation of trains and rail infrastructure include wheel squeal, flanging and idling. Such noise sources can cause noise and vibration effects which may result in nuisance and annoyance for occupants of nearby residential and other sensitive land uses.. EPA's role in relation to rail noise and assessing rail noise Rail operations, by nature, cause noise and vibration. Regardless of the mitigation method selected and its degree of effectiveness in reducing noise levels, in most cases railway noise cannot be completely eliminated and will likely remain audible. It should also be noted that the test to be used by the Agency in the determination of a noise complaint is not whether the level of noise is. Englisch-Deutsch-Ăbersetzungen fĂŒr train noise im Online-WĂ¶rterbuch dict.cc (DeutschwĂ¶rterbuch) The locomotive horn must be sounded 15 to 20 seconds prior to and until the train arrives at the crossing. The locomotive horn should not be sounded greater than 1/4 mile in advance of a grade crossing. The minimum sound level of the locomotive horn is 96 decibels (dBA) 100 feet in front of the.
The rail noise has also its interoperability dimension as country-specific restrictions on noisy wagons without addressing the issue in a wider context could potentially undermine competitiveness of railway sector vis-Ă -vis other transport modes. The Commission is aware of the importance of the issue of rail noise and takes it very seriously. A number of initiatives have already been adopted. The railway industry is often correlated with negative health benefits due to air and noise pollution, as well as vibrations caused. V. Kyrlov's research from Nottingham Trent University 11 states that higher speed trains can cause over 70dB higher vibration levels than trains running at 50km/h dict.cc | Ăbersetzungen fĂŒr 'train noise' im Latein-Deutsch-WĂ¶rterbuch, mit echten Sprachaufnahmen, Illustrationen, Beugungsformen,. Translation for 'train noise' in the free English-Italian dictionary and many other Italian translations Valve train problems can cause all kinds of engine performance problems, including: High oil consumption; Blue smoke; Cylinder head noises; Misfires; Valve train problems may show up when, for example: you allow the oil level to drop; forget to change the oil at regular intervals; operate the engine when it's overheated
Rail noises vary depending on track and train conditions, track alignment, and the operational environment. The most common sources of rail noise are: Locomotives - from the powered rail vehicles at the head of the train, when passing by or when trains idle on the network. Movement of rail wagons - as trains slow down or speed up, the movement of the rail wagons generates noise. Bunching. Translation for 'train noise' in the free English-Swedish dictionary and many other Swedish translations
Welcome to Scotland's noise. The Scottish Government has produced these maps in response to the European Parliament and Council Directive for Assessment and Management of Environmental Noise 2002/49/EC, more commonly referred to as the Environmental Noise Directive (END). This directive deals with noise from road, rail, and air traffic, and from industry. It focuses on the impact of such noise. Wheel/rail noise and vibration was a known potential issue at Sound Transit during the design stage. To address noise- and vibration-related concerns, the track design incorporated a direct fixation system, using e-clips on Cologne egg-shaped fasteners, which provide up to a 10-dB reduction in noise and vibration. While the system provided the expected attenuation, e-clips began breaking at a. 'It's just unbearable': Markham residents blow the whistle on noisy GO train horns The City of Markham introduced an anti-whistling program aimed at eliminating the need for engineers to blow. . 130 : Thunderclap, chain saw. Oxygen torch (121 dB). 120: Painful. 32 times as loud as 70 dB. Steel mill, auto horn at 1 meter. Turbo-fan aircraft at takeoff power at 200 ft (118 dB). Riveting.
dict.cc | Ăbersetzungen fĂŒr 'train noise' im NiederlĂ€ndisch-Deutsch-WĂ¶rterbuch, mit echten Sprachaufnahmen, Illustrationen, Beugungsformen,. # train model using (noise, noise) pairs (noise2noise) python3 train.py --image_dir dataset/291 --test_dir dataset/Set14 --image_size 128 --batch_size 8 --lr 0.001 --output_path gaussian # train model using (noise, clean) paris (standard training) python3 train.py --image_dir dataset/291 --test_dir dataset/Set14 --image_size 128 --batch_size 8 --lr 0.001 --target_noise_model clean --output. Rain noise is always the one I come back to again and again. So perfect and soothing. I have been using the Rain Noise generator for years, and it's been a critical work tool. It keeps the outside noise away without distracting me, and actually fools my brain into cooling down my body a bit on hot days! Thank you for your amazing work
Hier die Ăbersetzung Englisch â Deutsch fĂŒr rail noise nachschlagen! Kostenfreier Vokabeltrainer, Konjugationstabellen, Aussprachefunktion Rail noise. The EPA is working with other agencies, infrastructure owners and developers, rail operators, train manufacturers, regulatory and planning authorities and the community to reduce rail noise and vibration from the NSW rail system. The main goals are to. implement the Rail infrastructure noise guideline (PDF 556KB) implement the environmental planning guidelines for development near. Big Big Train ist eine britische Retro-Prog-Band, die 1990 von Mitgliedern der Band Arcshine gegrĂŒndet wurde und in wechselnden Besetzungen - mit Gregory Spawton und Andy Poole als festem Kern - bisher elf Studioalben und vier EPs verĂ¶ffentlicht hat. Geschichte 1987 bis 1994. Andy Poole, der zu dieser Zeit mit Ian Cooper gemeinsam in der Band Arcshine spielte, traf im Jahr 1987 auf. Noise barriers become less effective as train speed increases and noise becomes dominated by aerodynamics, but here on the peninsula, they would probably do just fine. Trenches are extremely effective at shielding train noise; they are overkill as far as noise mitigation is concerned. With a trench, even very high levels of traffic (several.
If the noise is once every 2 - 3 revolutions, it may be in the chain. There can be several causes of creaking. You may need to proceed through the drive train step by step, part by part to eliminate potential problems. Here are some of the possible sources and remedies for drive train creaking Yogasleep Travel Mini Portable White Noise Sound Machine with 6 Soothing Sounds and Soft dimmable Night Light (White) 1 Count (Pack of 1) 4.7 out of 5 stars 553. $24.99 $ 24. 99 ($24.99/Count) Get it as soon as Fri, May 7. FREE Shipping on orders over $25 shipped by Amazon. More Buying Choices $23.10 (5 used & new offers) Easysleep Sound White Noise Machine with 25 Soothing Sounds and Night. Train Horn Noise Federal Rail Administration (FRA) guidelines require all trains to sound their horns through at-grade crossings, construction zones, and whenever a trespasser is spotted by the conductor in the railroad right of way. This requirement to blow a horn in the above situations must be followed at all times of the day. We continue to work on options to mitigate noise and its impact. HĂ¶ren Sie Ihre Lieblingssongs von Train White Noise. Musik-Streaming auf Smartphones, Computern und Tablets mit Amazon Music Unlimited. Ohne Werbung. Laden Sie jetzt unsere mobile App Metro Train Noise. Metro Sound Effect. Metro Train Moving Subway. Free SFX for your video clips, games, apps, etc. City sounds free MP3 downloads. MP3 320 kbps (zip) Length: 0:25 sec File size: 1.01 MB. Play Stop. License: Attribution 4.0 International (CC BY 4.0). You are allowed to use sound effects free of charge and royalty free in your multimedia projects for commercial or non-commercial.
1. TRAIN SPEED The duration of noise is brief for high-speed trains when compared to traditional train systems which take longer to pass. 2. ELECTRIC TRAINS High-speed trains are powered by an electric propulsion system which, when compared to the more common diesel train engines, generate significantly less noise. 3. AUDITORY WARNING SYSTEMS Portions of high-speed train systems that operate on grade-separate Find rail noise stock images in HD and millions of other royalty-free stock photos, illustrations and vectors in the Shutterstock collection. Thousands of new, high-quality pictures added every day Stream Int Train Noise by thefauststory from desktop or your mobile devic
As the demand for transit and freight rail service increases, unwanted rail noise is becoming a contested issue in communities across the country. Whether it is the result of newly-installed lines or the expansion of existing lines, the increased noise emanating from rail traffic is a growing problem and our railroad noise barriers are the solution of shunting operations. The introduction of high-speed trains has created special noise problems with sudden, but not impulsive, rises in noise. At speeds greater than 250 km/h, the proportion of high-frequency sound energy increases and the sound can be perceived as similar to that of overflying jet aircraft. Special problems can arise in areas close to tunnels, in valleys or in area In our GEE current location train noise is expected throughout the night, but it's somewhat muted due to our house and neighborhood location. In our potential new home, we would SUPER close to the track that runs parallel to Washington. Getting stopped by the train is cost of living and we're prepared to deal. However, getting serenaded at 3 AM by train horns will take some adjustment -if the noise doesn't go away or even change when changing the preload, it won't go away w/o changing some parts. I checked the pattern of the rocker arm on the valve and it looks like the pushrod is a hair too long. The rocker pattern is located about 3/4 the way across the other side of the valve tip (away from the lifter); which tells me the pushrod is too long. Would a pushrod that's too long (or too short) cause this clattering/ticking noise that I can't adjust out
Train tickets for international journeys can be purchased from NS International. Direct trains to. Train to Antwerp; Train to Berlin; Train to Brussels; Train to Cologne; Train to London; Train to Paris; All train destinations; Visit NS Internationa Unter Antischall (auch Gegenschall, englisch Active Noise Reduction [ANR] oder Active Noise Cancellation [ANC]) versteht man umgangssprachlich Schall, der kĂŒnstlich erzeugt wird, um mittels destruktiver Interferenz Schall auszulĂ¶schen. Dazu wird ein Gegensignal erzeugt, das dem des stĂ¶renden Schalls entspricht, aber entgegengesetzte PolaritĂ€t hat
Stream train noise by Joe Bellingham from desktop or your mobile devic Here are a few common noises that may come from the rear axle that need immediate attention: âą A whirring noise while decelerating at any or all speeds is most likely caused by bad pinion bearings or loose pinion bearing preload Train noise is vehicle noise created by trains. Noises may be heard inside the train and outside. Subway systems, light rail transit and freight trains can send loud train noise into neighborhoods. Organizations such as the World Health Organization and the U.S. Environmental Protection Agency have set guidelines for noise level decibel limits for rapid transit. Noise levels can be reduced by. If the ordinance was expanded to classify rail-related noises as a nuisance, the town's normal citation structure would apply. It would start with a warning and, if not abated, the city could. Train noise is vehicle noise created by trains. Noises may be heard inside the train and outside. Various parts of a train produce noise, and different kinds of train wheels produce different amounts of noise. Noise barriers can attenuate these noises. Subway systems, light rail transit and freight trains can send loud train noise into neighborhoods. Organizations such as the World Health.
. I have a small layout and run my trains slowly (approximately 15 - 20 MPH). I'll also be cheating by using Lance Mindheim's under table sound system with a set of wireless headphones. When I use that system (yet to be built) I won't hear any of the foam noise Vehicle noise standards were last updated in 1996, so were long overdue. The Commission proposal foresees a four-decibel reduction in noise emissions from cars and a three-decibel reduction from lorries. These tightened standards will enter into force five years after the regulation receives final approval, i.e. not before 2017. T&E, together. Label noise may signiïŹcantly degrade the performance of Deep Neural Networks (DNNs). To train noise-robust DNNs, Loss correction (LC) approaches have been intro-duced. LC approaches assume the noisy labels are cor-rupted from clean (ground-truth) labels by an unknown noise transition matrix T. The backbone DNNs and T ca Train-commuter Download as: WAV MP3 : trains007.wav 207.4 kb Locomotive-steam, w/bell and whistle Download as: WAV MP3 : trains008.wav 102.1 kb Locomotive-steam, w/bell and whistle Download as: WAV MP3 : trains009.wav 88.0 kb Locomotive-steam, w/bell and whistle Download as: WAV MP3 : trains010.wav 138.9 kb Subway passing Download as: WAV MP3 : trains011.wav 279.5 kb Riding the subway Download.
Rail noise Laeq 16h : indicates the annual average noise levels for the 16-hour period between 0700 - 2300 Lden : indicates a 24 hour annual average noise level with separate weightings for the. There are laws which prohibit noise from equipment used at residences at certain times. Transport noise from individual vehicles, road traffic, trams and trains can disturb sleep and have other health impacts. Laws restrict noise levels from individual vehicles. State Government policies set noise standards for the design of new road and rail transport infrastructure Train noise Clipart Free download! | View 71 Train noise illustration, images and graphics from +50,000 possibilities The Sounds of Train Horns. Included here are various train horn sound files from the Yahoo railroad air horn groups. If you find your locomotive horn sound file here, then please let us know so that we may give proper credit. Leslie. BM_RS-3B.mp3: A very interesting sounding horn, to say the least, and certainly not very common. cnj1523_010915_5.wav: A Leslie A-200 in service . DM_S-3B-J.wav. Answer 1 of 2: Hi, I keep hearing about the train noise in the early mornings at the Bentota area hotels. Is it worse at some properties or are they all affected. I am primarily concerned with the Taj Bentota and the Avani. Thanks!
Phrases related to: train noise Yee yee! We've found 77 phrases and idioms matching train noise. Sort:Relevancy A - Z. fuck that noise: Used to express rejection of or objection to something. Rate it: (4.60 / 5 votes) it is not the whistle that pulls the train: Alternative form of it's not the whistle that pulls the train. Rate it: (5.00 / 1 vote) the whistle doesn't pull the train. The AC noise in a power rail can be broken down further into broad-band noise, periodic events, and transient events. All three of these noise sources impact the quality of power that reaches a device, and it is important to reduce these noise sources to the point that the target device can operate correctly. Before you can minimize these noise sources, you need to be able to see and measure. These might include items like a hand-held perch, a towel, a clicker (if clicker training), a chopstick or drumstick (if target training), a leash/harness (if taking training outdoors), bitter apple spray (to make common areas of parrot nibbling like draperies unappealing), and, of course, treats HIGH SPEED TRAINS. The Austrian OeBB-HL-AG company performed tests with high-speed train ICE-S in 2004. A test rail section was adapted to the for a time period of a week. The train was driven with speed from 200 to over 300 km/h. We had the opportunity to record the noise emissions caused by the train. This was a great chance to test our. The measurements indicate that porous sound-absorbing concrete slabs can significantly reduce railway noise at different train speeds and that the amount of the noise reduction changes roughly linearly with speed when the train is traveling at less than 200 km/h. The maximum noise reduction is 4.05 dB at a speed of 200 km/h
Nevertheless, rail noise (including vibration) can have adverse effects on residents living alongside railway lines, by disturbing sleep, causing stress and annoyance, and interfering with talking and hearing in general. The growth of our rail transport network brings many benefits to the wider community but is accompanied by other factors such as increased train movements, extended rail. TĆumaczenie sĆowa 'train noise' i wiele innych tĆumaczeĆ na polski - darmowy sĆownik angielsko-polski Vorteile von Noise-Cancelling-KopfhĂ¶rern. Sennheiser KopfhĂ¶rer mit Active Noise Cancelling (ANC) bieten Ihnen folgende VorzĂŒge: Schutz vor HĂ¶rschĂ€den: Laute UmgebungsgerĂ€usche verleiten Nutzer von herkĂ¶mmlichen KopfhĂ¶rern oft dazu, die LautstĂ€rke so weit aufzudrehen, bis sie den AuĂenlĂ€rm nicht mehr wahrnehmen. Dadurch kann das GehĂ¶r allerdings dauerhaft Schaden nehmen. Mit Active-Noise-Cancelling-KopfhĂ¶rern vermeiden Sie dieses Risiko. Dank der aktiven GerĂ€uschunterdrĂŒckung. passenger rail noise: 1) Options that would avoid exposure to rail noise of receivers identified in Table A in Attachment 2 (for example, places where people sleep) through the way land is used, for example: a) specifying the types of land use in proximity to rail infrastructure b) requiring set-back from the rail reserve c) encouraging the location of . Passenger rail infrastructure noise.
Samples of actual train noise are used to model the levels of noise people nearby will experience. The model also takes into account noise that may be caused by vibration of the elevated structures. The model considers: âą the number of train movements for rail service scenarios immediately after project completion âą the types of trains, including Metro, V/Line and freight trains, and the. How to remove background noise from audio BEFORE you record. The best way to fix noisy audio is to not have noisy audio to begin with. That means recording in an environment that's as quiet as possible. You don't need a professional recording studio to get great results, but you do want to pick the quietest room or area you can find Power train noise, the dominant noise source at low vehicle speeds, will be greatly reduced as new hybrid and plug-in hybrid vehicles are introduced into the fleet. This is an example of noise being reduced not by noise control engineers but by the introduction of a new technology by manufacturers. Urban dwellers will benefit from reduced noise levels as these vehicles are introduced, but new. Which is to quiet down the noise made by the track. I can hear the cries of old men from the various O scale model train and toy train forums We have discussed this already, Real trains make noise, what's the problem?, Use Homasote under the layout, FasTrack is for temporary layouts, Jeeze, get over it, Use another track, Why are you bashing Lionel. The clickety-clack noise can also be heard at special track sections, such as switches and cross-overs where gaps in the rail exist to allow switches and rail to move. Unfortunately, due to the severe temperature fluctuations that occur in summer and winter, the gaps are designed to allow for thermal expansion of the metal rail. These rail gaps cannot be eliminated Wheel/rail noise generated at either sharp radius curves or on tangent track is considered objectionable, and transit agencies have implemented numerous mitigation techniques of varying effectiveness to reduce or control this noise. Documenting the successes and failures of these mitigation practices is useful to transit agencies and designers. Under TCRP Project C-3, research was undertaken.