No 12699, Thursday 08 Aug 2019, Gridman

ACROSS
1   Reserved beach around the tip of Triplicane (3-5) SET-ASIDE {SEASIDE} over {Tr...e}
5   Mend carried out retaining middle fold of tomb (6) DOLMEN {D{fOLd}MEN*}

10 Sentimental Frenchman endlessly lauding dancing (7) MAUDLIN {M}{LAUDINg*}
11 Revised report about one French mime PIERROT {REPORT}* over 1

12 Spell 'canter' incorrectly (6) TRANCE*
13 Writing on the wall: "German count healthy individual" (8) GRAFFITI {GRAF}{FIT}{I}
15 Flower in the eye (4) IRIS [DD]
16 Interpreting prisoner's deceptive plan to trap Russian (10) CONSTRUING {CON}{ST{RU}ING}
18 Aim to retain central hero as Number 1 (10) GOALKEEPER {GOAL}{KEEP}{hERo}
20 The old, oddly thin, elusive subject (4) YETI {YE}{ThIn}
23 In a month trophy goes to a new resident (8) OCCUPANT {OC{CUP}{A}{N}T}
24 Resident Editor to follow market (6) RETAIL {RE}{TAIL}
26 Exaggerate what's plain about airconditioning (7) OVERACT {OVER{AC}T}
27 Copy lass' abrupt, odd Caribbean music (7) CALYPSO {COPY+LASs}*

28 Madman – last one in station, say (6) NUTTER {s...oN}{UTTER}
29 Newspaper editing site's revised "Pesky Doc" (4,4) COPY DESK*

DOWN
1   What a mystery solver or you would look for (9,2,2,2) SOMETHING TO GO ON [CD]
2   Nuts pushed French friend into huge wave (7) TSUNAMI {NUTS*}{AMI}
3   Second force leaves nothing to piece together (6) SPLICE {S}{PoLICE}
4   Force starts to dwell in nice temperature (4) DINT Acrostic
6   Begin shooting – around it, people may gather in winter (4,4) OPEN FIRE [DD]
7   Swallow one drink (7) MARTINI {MARTIN}{1}
8   If all equipments are in disrepair, __ __ __ (7,4,4) NOTHING WILL WORK FITB
9   Tyrannised by spreading dope about the reporters (9) OPPRESSED {OP{PRESS}ED*}
14 Page introducing pages (5,4) COVER NOTE [CD]
17 Snow lander to avoid trail (3-5) SKI-PLANE {SKIP}{LANE}
19 Old standard-bearer like Iago (7) ANCIENT [GK]
21 Model, once buxom (7) EXAMPLE {EX}{AMPLE}
22 Put into use odd deep trick (6) DEPLOY {DeEp}{PLOY}
25 Somehow chose to ignore second iteration (4) ECHO CHOsE*

Reference List
Frenchman = M, Russian = RU, The old = YE, New = N, Resident Editor = RE, Airconditioning = AC, French friend = AMI, Second = S, Once = EX,

GRID