PURCHASING

Diameter: 14-50 cm, maximum diameter – 50 cm overbark.

Curvature: normal curvature ≤4.0 % (4.0 cm/m).

Slope:  ≤4 cm/m.

Lengths:

• 4.8 m with ≥ 10-cm allowance;
• 4.8 m with <10 cm will be reclassified to the “4.8 m (short)” assortment;
• 4.8 m with <5 cm will be reclassified to the “Slabwood” assortment. 

Measurement: 

• 4.8 m long logs are measured by the group measurement method, using a coefficient of 0.62.

Not allowed*:

• complex curvature;
• metal or other foreign bodies; 
• soft rot;
• cracks; 
• insect damage; 
• staining; 
• dead wood; 
• rotting branches; 
• poor pruning;
• logs with former or existing double branching; 
• mechanical damage; 
• old-cut logs with discolouration and/or fungal damage, soot, charring, radioactivity;
• the wood surface must not be contaminated with rocks or minerals.

*you can find visuals of the defects https://www.juodeliaiperka.lt/ in the “Quality requirements/Wood defects” section.

Diameter: 14-50 cm, maximum diameter – 50 cm overbark.

Curvature: normal curvature ≤4.0 % (4.0 cm/m).

Slope:  ≤4 cm/m.

Lengths:

• 4.8 m with ≥ 10-cm allowance;

• 4.8 m with <10 cm will be reclassified to the “4.8 m (short)” assortment;

• 4.8 m with <5 cm will be reclassified to the “Slabwood” assortment.

Measurement: 4.8 m long logs are measured by the group measurement method, using a coefficient of 0.62.

Not allowed*:

• complex curvature;

• metal or other foreign bodies;

• soft rot;

• cracks;

• insect damage;

• staining;

• rotting branches;

• poor pruning;

• logs with former or existing double branching;

• mechanical damage;

• old-cut logs with discolouration and/or fungal damage, soot, charring, radioactivity;

• the wood surface must not becontaminated with rocks or minerals.

*you can find visuals of the defectshttps://www.juodeliaiperka.lt/ in the “Quality requirements/Wood defects” section.

Curvature: normal curvature ≤2.0% (2.0cm/m).

Diameter:

• Sm. – 11-17.9 cm;
• Vd. – 18-39.9 cm;
• St. – 40-50 cm, maximum diameter – 50 cm overbark;
• Str. – >50.1 cm.

Curvature: normal curvature ≤1.5% (1.5 cm/m).

‍Slope: ≤2.5 cm/m.

Lengths: 3.0 m with an allowance of at least 7 cm.

Measurement:

• ‍3.0 m long logs are measured by the unit measurement method through an automated measuring line;
• all logs with a top-end diameter greater than 50.1 cm (with bark) are reclassified into the “Thick Sawn Logs” assortment (TR-SP-2.4 Str.); in such cases, the maximum admissible small-end diameter is 45 cm (individual measurement applies).

Not allowed*:

• complex curvature;
• metal or other foreign bodies; 
• hard or soft rot;
• cracks; 
• insect damage; 
• staining; 
• dead wood; 
• rotting branches; 
• poor pruning;
• logs with former or existing double branching; 
• mechanical damage; 
• old-cut logs with discolouration and/or fungal damage, soot, charring, radioactivity;
• the wood surface must not be contaminated with rocks or minerals.

*you can find visuals of the defects https://www.juodeliaiperka.lt/ in the “Quality requirements/Wood defects” section.

‍Diameter: 14-50 cm, maximum diameter – 50 cm overbark.

Curvature: normal curvature ≤4.0 % (4.0 cm/m).

Slope:  ≤4 cm/m.

Lengths:

• 4.8 m with ≥ 10-cm allowance;
• 4.8 m with <10 cm will be reclassified to the “4.8 m (short)” assortment;
• 4.8 m with <5 cm will be reclassified to the “Slabwood” assortment. 

Measurement: 4.8 m long logs are measured by the group measurement method, using a coefficient of 0.62.

Not allowed*:

• complex curvature;
• metal or other foreign bodies; 
• soft rot;
• cracks; 
• insect damage; 
• staining; 
• dead wood; 
• rotting branches; 
• poor pruning;
• logs with former or existing double branching; 
• mechanical damage; 
• old-cut logs with discolouration and/or fungal damage, soot, charring, radioactivity;
• the wood surface must not be contaminated with rocks or minerals.

‍*you can find visuals of the defects https://www.juodeliaiperka.lt/ in the “Quality requirements/Wood defects” section.

‍Diameter:

• minimum small-end – 14 cm, maximum butt-end – 50 cm;
• logs with a top-end diameter greater than 50.1 cm (with bark) are reclassified into the “Thick Sawn Logs” assortment (TR-LP/SP-2.4Str.). Maximum diameter is not limited.

Curvature: normal curvature permitted up to 5.0% (5.0 cm/m).

Lengths: 2.4 m with an allowance of at least 7 cm.

Measurement:  

• conifer pallet logs: group measurement method, using a coefficient of 0.62;
• deciduous pallet logs: group measurement method, using a coefficient of 0.58;
• thick sawn logs (TR-SP/LP-2.4 Str.) with top-end diameter ≥ 50.1 cm (with bark): measured by individual measurement method. The maximum admissible diameter at the small end is 45 cm.
‍

Not allowed*:

• complex curvature;
• metal or other foreign bodies; 
• soft rot;
• cracks; 
• insect damage; 
• staining; 
• rotting branches;
• poor pruning;
• logs with former or existing double branching;
• mechanical damage;
• old-cut logs with discolouration and/or fungal damage, soot, charring, radioactivity;
• the wood surface must not be contaminated with rocks or minerals.

*you can find visuals of the defects on https://www.juodeliaiperka.lt/ in the “Quality requirements/Wood defects” section.

When wood is purchased with delivery:

• Individual wood assortments (wood with different pricing) may not be mixed in the same rung;
• 3.0 m P (pine) logs are only accepted with delivery and full timber lorries, without mixing them with other assortments;
• 3.0 m P (pine) thick logs (Str. (Thick > 50.1 cm)) must not be mixed and must be supplied in separate bundles (“rungs”).
‍

When wood is purchased at the Forest Warehouse:

• Individual wood assortments (wood with different pricing) may not be mixed in the same rung;
• The minimum amount of one sold assortment (wood with different pricing) is 15 m³. The total minimum amount of wood sold is 30 m³. 

When non-certified wood is sold:

• The seller must submit all wood purchase documents, including confirmation of ownership and the logging permit (certified copy), and must specify the contractor and method of logging (manual/mechanical).

When wood is purchased with delivery:

• Separate wood assortments (wood with different pricing) and thick sawn logs (Str. > 50.1 cm) must not be mixed in the same bundle (“rungs”).
‍

When wood is purchased at the Forest Warehouse:

• Separate wood assortments (wood with different pricing) and thick sawn logs (Str. > 50.1 cm) must not be mixed in the same bundle (“rungs”);
• The minimum amount of one sold assortment (wood with different pricing) is 15 m³. The total minimum amount of wood sold is 30 m³. 

When non-certified wood is sold:

• The seller must submit all wood purchase documents, including confirmation of ownership and the logging permit (certified copy), and must specify the contractor and method of logging (manual/mechanical).