強化建物耐震性能 經濟部增修高強度鋼筋標準
2018/5/16
<p class="MsoNormal"><a name="OLE_LINK27"></a><a name="OLE_LINK26"></a><a name="OLE_LINK25"></a><a name="OLE_LINK24"></a><a name="OLE_LINK23"></a><a name="OLE_LINK22"></a><a name="OLE_LINK21"></a><a name="OLE_LINK20"></a><a name="OLE_LINK19"></a><a name="OLE_LINK18"></a><a name="OLE_LINK17"></a><a name="OLE_LINK16"></a><a name="OLE_LINK15"></a><a name="OLE_LINK14"></a><a name="OLE_LINK13"></a><a name="OLE_LINK12"></a><a name="OLE_LINK11"></a><a name="OLE_LINK10"></a><a name="OLE_LINK9"></a><a name="OLE_LINK8"></a><a name="OLE_LINK7"></a><a name="OLE_LINK6"></a><a name="OLE_LINK5"></a><a name="OLE_LINK4"></a><a name="OLE_LINK3"></a><a name="OLE_LINK2"></a><a name="OLE_LINK1"></a><span style="mso-bookmark: OLE_LINK2;"><span style="mso-bookmark: OLE_LINK3;"><span style="mso-bookmark: OLE_LINK4;"><span style="mso-bookmark: OLE_LINK5;"><span style="mso-bookmark: OLE_LINK6;"><span style="mso-bookmark: OLE_LINK7;"><span style="mso-bookmark: OLE_LINK8;"><span style="mso-bookmark: OLE_LINK9;"><span style="mso-bookmark: OLE_LINK10;"><span style="mso-bookmark: OLE_LINK11;"><span style="mso-bookmark: OLE_LINK12;"><span style="mso-bookmark: OLE_LINK13;"><span style="mso-bookmark: OLE_LINK14;"><span style="mso-bookmark: OLE_LINK15;"><span style="mso-bookmark: OLE_LINK16;"><span style="mso-bookmark: OLE_LINK17;"><span style="mso-bookmark: OLE_LINK18;"><span style="mso-bookmark: OLE_LINK19;"><span style="mso-bookmark: OLE_LINK20;"><span style="mso-bookmark: OLE_LINK21;"><span style="mso-bookmark: OLE_LINK22;"><span style="mso-bookmark: OLE_LINK23;"><span style="mso-bookmark: OLE_LINK24;"><span style="mso-bookmark: OLE_LINK25;"><span style="mso-bookmark: OLE_LINK26;"><span style="mso-bookmark: OLE_LINK27;"><span style="mso-bidi-font-size: 12.0pt; font-family: '微軟正黑體',sans-serif; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial;">中央社【台北</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span style="mso-bookmark: OLE_LINK1;"><span style="mso-bookmark: OLE_LINK2;"><span style="mso-bookmark: OLE_LINK3;"><span style="mso-bookmark: OLE_LINK4;"><span style="mso-bookmark: OLE_LINK5;"><span style="mso-bookmark: OLE_LINK6;"><span style="mso-bookmark: OLE_LINK7;"><span style="mso-bookmark: OLE_LINK8;"><span style="mso-bookmark: OLE_LINK9;"><span style="mso-bookmark: OLE_LINK10;"><span style="mso-bookmark: OLE_LINK11;"><span style="mso-bookmark: OLE_LINK12;"><span style="mso-bookmark: OLE_LINK13;"><span style="mso-bookmark: OLE_LINK14;"><span style="mso-bookmark: OLE_LINK15;"><span style="mso-bookmark: OLE_LINK16;"><span style="mso-bookmark: OLE_LINK17;"><span style="mso-bookmark: OLE_LINK18;"><span style="mso-bookmark: OLE_LINK19;"><span style="mso-bookmark: OLE_LINK20;"><span style="mso-bookmark: OLE_LINK21;"><span style="mso-bookmark: OLE_LINK22;"><span style="mso-bookmark: OLE_LINK23;"><span style="mso-bookmark: OLE_LINK24;"><span style="mso-bookmark: OLE_LINK25;"><span style="mso-bookmark: OLE_LINK26;"><span style="mso-bookmark: OLE_LINK27;"><span style="mso-bidi-font-size: 12.0pt; font-family: 'Arial',sans-serif; mso-fareast-font-family: 微軟正黑體; mso-bidi-font-family: 'Times New Roman'; mso-bidi-theme-font: minor-bidi;" lang="EN-US">16</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span style="mso-bookmark: OLE_LINK1;"><span style="mso-bookmark: OLE_LINK2;"><span style="mso-bookmark: OLE_LINK3;"><span style="mso-bookmark: OLE_LINK4;"><span style="mso-bookmark: OLE_LINK5;"><span style="mso-bookmark: OLE_LINK6;"><span style="mso-bookmark: OLE_LINK7;"><span style="mso-bookmark: OLE_LINK8;"><span style="mso-bookmark: OLE_LINK9;"><span style="mso-bookmark: OLE_LINK10;"><span style="mso-bookmark: OLE_LINK11;"><span style="mso-bookmark: OLE_LINK12;"><span style="mso-bookmark: OLE_LINK13;"><span style="mso-bookmark: OLE_LINK14;"><span style="mso-bookmark: OLE_LINK15;"><span style="mso-bookmark: OLE_LINK16;"><span style="mso-bookmark: OLE_LINK17;"><span style="mso-bookmark: OLE_LINK18;"><span style="mso-bookmark: OLE_LINK19;"><span style="mso-bookmark: OLE_LINK20;"><span style="mso-bookmark: OLE_LINK21;"><span style="mso-bookmark: OLE_LINK22;"><span style="mso-bookmark: OLE_LINK23;"><span style="mso-bookmark: OLE_LINK24;"><span style="mso-bookmark: OLE_LINK25;"><span style="mso-bookmark: OLE_LINK26;"><span style="mso-bookmark: OLE_LINK27;"><span style="mso-bidi-font-size: 12.0pt; font-family: '微軟正黑體',sans-serif; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial;">日電】</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></p>
<p class="MsoNormal" style="margin-top: 9.0pt; mso-para-margin-top: .5gd; text-align: justify; text-justify: inter-ideograph; line-height: 23.0pt; mso-line-height-rule: exactly; tab-stops: 6.0cm;"><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: '微軟正黑體',sans-serif; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Helvetica;">經濟部標準檢驗局表示,國內建築物</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: 'Arial',sans-serif; mso-fareast-font-family: 微軟正黑體; mso-bidi-font-family: Helvetica;" lang="EN-US">9</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: '微軟正黑體',sans-serif; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Helvetica;">成為鋼筋混凝土構造,品質攸關建築物耐震性能,為降低地震造成建築結構損壞及人員傷亡,修訂</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: 'Arial',sans-serif; mso-fareast-font-family: 微軟正黑體; mso-bidi-font-family: Helvetica;" lang="EN-US">CNS 560</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: '微軟正黑體',sans-serif; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Helvetica;">「鋼筋混凝土用鋼筋」國家標準。</span></p>
<p class="MsoNormal" style="margin-top: 9.0pt; mso-para-margin-top: .5gd; text-align: justify; text-justify: inter-ideograph; line-height: 23.0pt; mso-line-height-rule: exactly; tab-stops: 6.0cm;"><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: '微軟正黑體',sans-serif; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Helvetica;">台灣地處地震帶,每年有感地震可達數百次。標準檢驗局指出,在比較先進國家國際標準後,參採美國材料試驗協會</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: 'Arial',sans-serif; mso-fareast-font-family: 微軟正黑體; mso-bidi-font-family: Helvetica;" lang="EN-US">(ASTM)</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: '微軟正黑體',sans-serif; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Helvetica;">標準,修訂</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: 'Arial',sans-serif; mso-fareast-font-family: 微軟正黑體; mso-bidi-font-family: Helvetica;" lang="EN-US">CNS 560</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: '微軟正黑體',sans-serif; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Helvetica;">「鋼筋混凝土用鋼筋」國家標準,增列</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: 'Arial',sans-serif; mso-fareast-font-family: 微軟正黑體; mso-bidi-font-family: Helvetica;" lang="EN-US">SD 550W</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: '微軟正黑體',sans-serif; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Helvetica;">及</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: 'Arial',sans-serif; mso-fareast-font-family: 微軟正黑體; mso-bidi-font-family: Helvetica;" lang="EN-US">SD 690</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: '微軟正黑體',sans-serif; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Helvetica;">高強度鋼筋,分別可承受</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: 'Arial',sans-serif; mso-fareast-font-family: 微軟正黑體; mso-bidi-font-family: Helvetica;" lang="EN-US">550 MPa</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: '微軟正黑體',sans-serif; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Helvetica;">及</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: 'Arial',sans-serif; mso-fareast-font-family: 微軟正黑體; mso-bidi-font-family: Helvetica;" lang="EN-US">690 MPa</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: '微軟正黑體',sans-serif; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Helvetica;">的應力,大幅增加災變時抗震能力,預期將廣泛應用於高樓層建築、縮小構件斷面尺寸、增加建築抗震能力等。</span></p>
<p class="MsoNormal" style="margin-top: 9.0pt; mso-para-margin-top: .5gd; text-align: justify; text-justify: inter-ideograph; line-height: 23.0pt; mso-line-height-rule: exactly; tab-stops: 6.0cm;"><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: '微軟正黑體',sans-serif; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Helvetica;">標準檢驗局表示,這次修訂公布</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: 'Arial',sans-serif; mso-fareast-font-family: 微軟正黑體; mso-bidi-font-family: Helvetica;" lang="EN-US">CNS 560</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: '微軟正黑體',sans-serif; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Helvetica;">「鋼筋混凝土用鋼筋」國家標準,有四項重點。首先,是要增列高強度鋼筋。</span></p>
<p class="MsoNormal" style="margin-top: 9.0pt; mso-para-margin-top: .5gd; text-align: justify; text-justify: inter-ideograph; line-height: 23.0pt; mso-line-height-rule: exactly; tab-stops: 6.0cm;"><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: '微軟正黑體',sans-serif; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Helvetica;">標準檢驗局解釋,以往因鋼筋強度限制,鋼筋混凝土(</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: 'Arial',sans-serif; mso-fareast-font-family: 微軟正黑體; mso-bidi-font-family: Helvetica;" lang="EN-US">RC</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: '微軟正黑體',sans-serif; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Helvetica;">)構造主要用在</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: 'Arial',sans-serif; mso-fareast-font-family: 微軟正黑體; mso-bidi-font-family: Helvetica;" lang="EN-US">20</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: '微軟正黑體',sans-serif; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Helvetica;">樓層以下建築物,但隨著高強度鋼筋產製技術提升,逐漸可應用於高樓層建築,例如國外就有</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: 'Arial',sans-serif; mso-fareast-font-family: 微軟正黑體; mso-bidi-font-family: Helvetica;" lang="EN-US">59</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: '微軟正黑體',sans-serif; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Helvetica;">層</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: 'Arial',sans-serif; mso-fareast-font-family: 微軟正黑體; mso-bidi-font-family: Helvetica;" lang="EN-US">RC</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: '微軟正黑體',sans-serif; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Helvetica;">大樓案例。</span></p>
<p class="MsoNormal" style="margin-top: 9.0pt; mso-para-margin-top: .5gd; text-align: justify; text-justify: inter-ideograph; line-height: 23.0pt; mso-line-height-rule: exactly; tab-stops: 6.0cm;"><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: '微軟正黑體',sans-serif; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Helvetica;">再來,對提高鋼筋伸長率而言,增列高強度鋼筋,使鋼筋更具韌性,更能吸收地震能量而不易斷裂。</span></p>
<p class="MsoNormal" style="margin-top: 9.0pt; mso-para-margin-top: .5gd; text-align: justify; text-justify: inter-ideograph; line-height: 23.0pt; mso-line-height-rule: exactly; tab-stops: 6.0cm;"><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: '微軟正黑體',sans-serif; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Helvetica;">藉由修訂標準,提高鋼筋可銲接性,可避免鋼筋因銲接高溫於冷卻後脆化,可銲接鋼筋主要應用在鋼骨鋼筋混凝土(</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: 'Arial',sans-serif; mso-fareast-font-family: 微軟正黑體; mso-bidi-font-family: Helvetica;" lang="EN-US">SRC</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: '微軟正黑體',sans-serif; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Helvetica;">)結構中鋼筋與鋼構的銲接接合等。</span></p>
<p class="MsoNormal" style="margin-top: 9.0pt; mso-para-margin-top: .5gd; text-align: justify; text-justify: inter-ideograph; line-height: 23.0pt; mso-line-height-rule: exactly; tab-stops: 6.0cm;"><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: '微軟正黑體',sans-serif; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Helvetica;">另一項重點是判別熱處理鋼筋(又稱水淬鋼筋),熱處理鋼筋品質不穩定,無法確保耐震性,</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: 'Arial',sans-serif; mso-fareast-font-family: 微軟正黑體; mso-bidi-font-family: Helvetica;" lang="EN-US">CNS 560</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: '微軟正黑體',sans-serif; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Helvetica;">在</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: 'Arial',sans-serif; mso-fareast-font-family: 微軟正黑體; mso-bidi-font-family: Helvetica;" lang="EN-US">103</span><span style="font-size: 13.0pt; mso-bidi-font-size: 13.5pt; font-family: '微軟正黑體',sans-serif; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Helvetica;">年已廢除熱處理鋼筋,為避免劣質鋼筋流入市場,可依「熱處理鋼筋判定方法」判別。</span></p>