TWRC Tideway Code Test

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Please enter your name below. This is an open file test: you may consult the Tideway Code. All questions have one answer. You should aim for at least 28 correct answers out of 32.

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0 points

The normal period of time when the gates at Richmond lock are open is:
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1 point

1 hour before and after high water

2 hours before and after high water

2 hours before high water and 1 hour after high water

It depends on how high the tide is

Which PLA notifications need not be checked prior to boating?
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1 point

Lowering of Tower Bridge

The Fluvial flow flag

Lowering of the Thames Barrier

Notices to Mariners

What is the name of a tide where the river level is rising?
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1 point

Ebb

Flood

What is a Slack Tide?
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1 point

A slow ebb tide

A slow flood tide

When water appears not to move as the tide is changing direction

When rowing against the tidal stream, where must you navigate in the tideway code area?
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1 point

On the starboard side of the fairway

In the inshore zone, working the slacks

It depends on whether the tide is ebb or flood

Which archway do you use when going through Hammersmith Bridge on an ebb tide heading down river?
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1 point

Main archway

Middlesex

Surrey

Which of these is NOT a correct crossing point?
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1 point

Above Chiswick Pier

Above Barnes Bridge

Below Chiswick Bridge

Putney Pier

Syon Crossing

You are paddling down river against the flood tidal stream and approaching the Chiswick Bridge crossing. Which of these manoeuvres can you make?

1 point

Paddle on down river along the Surrey bank

Stop to wait for other a clear passage then, cross over to the Middlesex bank to continue down river

Stop at the crossing to allow another boat to pass you

Spin at the crossing into the fairway

Select the river traffic pattern you should adopt during the ‘slack’ tide?
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1 point

Move or stay in the inshore zone

Move or stay to Starboard of the Fairway

Move or stay to Port of the Fairway

Where do you position yourself when rowing against the direction of flow on an ebb tide alongside Barn Elms?
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1 point

Surrey bank

Middlesex bank

Starboard of the Fairway

Port of the Fairway

Where do you position yourself when rowing with the direction of flow on a flood tide alongside the Band Stand?
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1 point

Surrey bank

Middlesex bank

Starboard of the Fairway

Port of the Fairway

What is the yellow line and circular hanging discs on the underside of Hammersmith Bridge for?
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1 point

It shows the racing line for the Head of the River Race

It shows the racing line for the Boat Race

It shows the limit of the Inshore Zone extension when the Surrey arch of the Bridge is impassable

It is a marker for class 5 vessels showing the limit of their navigation to Surrey

Where should a slow crew be when travelling against the stream and a faster crew is approaching from behind?
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1 point

Away from the bank allowing the faster crew to pass on the inside

As close to the bank as is safe and practicable and warn the approaching crew

Away from the bank outside the navigation buoys and warn the approaching crew

Do what ever you want it is their responsibility to get past you

On a normal day, which of the following is permitted in the inshore zone inside the line of moored boats at Putney?
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1 point

Turning

Starts and paddling firm

Overtaking

How many boats may travel abreast when rowing against the stream in the inshore zone?
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1 point

As many as is safe depending on the tide

Three, two abreast and one overtaking

Two, one overtaking

Two abreast

Which of the following are normally permitted in the Restricted Zones around bridges?
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1 point

Turning

Overtaking

Stopping

Paddle firm

When crossing the river at a crossing point who has right of way?
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1 point

The boat crossing

Class V passenger vessel

Any boat travelling in the fairway

The larger/faster boat

What do two amber lights above the arch of a bridge signify?
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1 point

The arch is closed to traffic

Work is taking place in this arch

The navigational channel runs through this arch

There is a submerged obstacle under this arch

While following a barge running in the fairway with the tide, it sounds three blasts on its horn. What does this signify?
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1 point

It is turning to Port

It is turning to Starboard

It is stopping

It is moving astern

What do five short blasts of a horn signal mean?
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1 point

I am turning to Port

I am stopping

I am unsure of your course

I am moving astern

What do two short blasts on a horn signal mean?
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1 point

I am turning to Starboard

I am making a 180 degree turn to Starboard

I am turning to Port

I am making a 180 degree turn to Port

Which if any of these has right of way over a rowing boat in the Fairway?
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1 point

Class V passenger vessel

A sailing boat crossing the Fairway

Both of these

Neither of these

Where does the tide generally change first?
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1 point

Putney

Richmond

It depends if the tide is high or low

It depends on the phase of the moon

You are proceeding up-river on an incoming (flood) tide, which has not long turned with a number of other crews following you. You see a crew coming the opposite way – how do you communicate to them (other than shouting!) that the tide has turned lower down, if they are in their correct position according to the navigation rules for an ebb tide?
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1 point

Move as far as possible to Port of the Fairway

Move as far as possible to Starboard of the Fairway

Row where ever you want as you now have right of way

Row as close as possible to the Middlesex bank

You are proceeding down river with an Ebb tide. You have just past the Port (red) buoy at the end of Chiswick Eyot and you see a four heading up river on the edge of the inshore zone about to collide with the buoy. What should you do?
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1 point

Note their boat ID so that if they hit the buoy you can file it in the incident report

Leave them to their own steering

Warn them with a shout of "Look ahead" or "Hold hard" if very close

Do nothing

The limits of the Upper Tideway code area are

1 point

Wandsworth Bridge to Richmond Bridge

Putney Crossing to Richmond Lock

Putney Crossing to Syon Crossing

Wandsworth Bridge to the Pink Lodge

Clear selection

Which does not affect the time the direction of tidal flow varies from the predicted time?
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1 point

The lunar phase

The volume of water flowing from up river

The direction of the wind

The closing of the Thames Barrier

Which is NOT a sure way to ensure you are navigating in the correct place on the river?
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1 point

The way a boat moored at one end is sitting in the river

The direction of travel of a small twig in the river

Tide tables and apps

The flow of the river past a buoy or the buttress of a bridge

Fog descends on the river while you are afloat. You are paddling against the direction of flow of an ebb tide, you cannot see the far bank, but can see the Band Stand next to you. What should be your next action?
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1 point

Turn into the flow of the ebb tide and make your way back to Putney on the Starboard side of the fairway.

Paddle up to the first slipway, at Emanuel School, take your boat off the water and message or call someone you know is at the boathouse or the Safety Advisor to explain where you are

Continue paddling in the hope the fog will clear further up river

Sit still where you are and message or call someone you know is at the boathouse or the Safety Advisor to explain where you are

You are paddling down river with an ebb tide passing the Band Stand and you pass a pleasure vessel. There is a person in the water without a lifejacket holding onto the vessel and a child in the vessel holding onto their jumper. It is evident that the person in the water is not able to get back in the vessel, but they say they will be alright in a minute and will have another go. What should you do?
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1 point

Ask the child if they have called anyone

Position your hull near to the vessel and try to rescue the casualty in the water

Call 999, ask for the Coastguard and explain the situation

Carry on paddling, they said they would be alright in a minute

You are paddling with the direction of flow of a flood tide approaching Barnes bridge and are to starboard of the fairway. A motor vessel that has been travelling in the opposite direction suddenly veers onto your line and you are forced to take arch 1 on Middlesex to avoid a collision. You make your way safely out of the inshore zone above Barnes bridge. What should you do next?
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1 point

Turn back to the club and report the incident via the British Rowing incident reporting system

Call 999 and ask for the police

Call London VTS and explain what just happened including the name of the motor vessel

Carry on with your outing the motor vessel has right of way on the Fairway

You are paddling with the flow of an Ebb tide, have just passed the Port (red) buoy alongside Harrods wall a boat width from your left blade. There is another rowing boat about fifty metres down river of you, it is in the middle of the Fairway and you are rapidly overtaking it. What should you do next?
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1 point

Steer to Port (stroke side) go around the other boat and then make your way back in having suggested they should be further to Surry.

Continue on your line, tell them you are taking the inside line and suggest to them they should be closer to Surrey.

Stay behind them and wait until they steer to Starboard and closer to Surrey

Stay behind them and tell them to move in so that you can overtake

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