ENR 5.3   OTHER ACTIVITIES OF A DANGEROUS NATURE AND OTHER POTENTIAL HAZARDS

ENR 5.3.1 Other activities of a dangerous nature
Lateral limits
coordinates		Vertical limitsAdvisory measuresAuthority responsible for INFORemarks
Time of ACT
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ADAZI ATZ

A circle radius 3NM centered on 570556N 0241600E

1000 FT ALT/GND See ENR 1.1 para 9.3 for VFR flights within ATZ
IKSHKILE ATZ

A circle radius 3NM centered on 564854N 0243140E

1000 FT ALT/GND See ENR 1.1 para 9.3 for VFR flights within ATZ
SPILVE ATZ

Area bounded by lines successively joining the following points:

570056N 0240304E - 570219N 0240956E -

570018N 0241046E - 565730N 0241044E - 565743N 0240254E - 570056N 0240304E

1000 FT ALT/GNDSee ENR 1.1 para 9.3 for VFR flights within ATZ
LIELVARDE ATZ (MILITARY)

A circle radius 3NM centered on 564645N 0245114E

1000 FT ALT/GND
ENR 5.3.2 Other potential hazards
Lateral limits
coordinates		Vertical limitsAdvisory measuresAuthority responsible for INFORemarks
Time of ACT
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SKRIVERI

563833N 0250742E

Up to 82 000 ft ALT

Radiosonde balloon/Upperwind radio observations

MAX LEN 30m
MAX WT 0.6 kg
MAX ROC 1200 ft/min

LEGMC
165 Maskavas st.
LV-1019,
Riga, Latvia
Phone: +371 67032638

+371 67142005

Fax:+371 67145154

Daily: 2330-0015

and occasionally 0530-0615,

1130-1215,

1730-1815,

EET 45-80 min.

Crossing Riga FIR boundary is possible depending on meteorological conditions.

Forecast trajectory of a radiosonde balloon is made available to ATC on request.