(c) At zero the creeping barrage will open 100 yards in front of our trenches, and will advance at rate of 50 yards per minute until it is 200 yards beyond the first objective, when it will become stationary.
At zero + 1 hour the creeping barrage will become intense on a line 200 yards in front of the first objective, and will creep forward at rate of 50 yards per minute in front of that portion of the 1st Guards Brigade which is to advance to the second objective.
(d) At zero + 1 hour and 10 minutes the creeping barrage will become intense on a line 200 yards in front of the first objective as far north as T.8.b.4.6, thence on a line 200 yards in front of second objective, and will advance at rate of 30 yards per minute until it has passed 200 yards beyond the third objective—when it will become stationary.
This barrage is to cover the advance of the tanks.
There will be no creeping barrage in front of the infantry during their advance to third objective, which commences at zero + 2 hours.
(e) At zero + 3 hours 30 minutes, the creeping barrage will become intense on a line 200 yards in front of the third objective—and will advance at rate of 30 yards per minute until it has passed 200 yards beyond fourth objective, when it will become stationary. This barrage is to cover the advance of the tanks.
There will be no creeping barrage in front of the
infantry during the advance to the fourth objective, which commences at zero + 4 hours 30 minutes.
(f) In the attack on first and second objectives gaps of 100 yards wide will be left in the creeping barrage for the routes of the tanks.
9. The attack will be carried out as follows: